Home / 58,056.16-87,084.24-14,280.16

Finding the Fourth Proportional to 58,056.16, 87,084.24 and 14,280.16

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Solution

The fourth proportional to 58,056.16, 87,084.24 and 14,280.16 is: 21,420.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,056.16 : 87,084.24 = 14,280.16 : x
  2. Step 2: Convert to fraction form
    58,056.16/87,084.24 = 14,280.16/x
  3. Step 3: Cross multiply
    58,056.16x = 87,084.24 × 14,280.16
  4. Step 4: Simplify right side
    58,056.16x = 1,243,576,880.68
  5. Step 5: Solve for x
    x = 1,243,576,880.68/58,056.16
  6. Step 6: Final answer
    x = 21,420.24

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.