Home / 58,280.34-87,232.50-30,161.70

Finding the Fourth Proportional to 58,280.34, 87,232.50 and 30,161.70

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Solution

The fourth proportional to 58,280.34, 87,232.50 and 30,161.70 is: 45,145.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,280.34 : 87,232.50 = 30,161.70 : x
  2. Step 2: Convert to fraction form
    58,280.34/87,232.50 = 30,161.70/x
  3. Step 3: Cross multiply
    58,280.34x = 87,232.50 × 30,161.70
  4. Step 4: Simplify right side
    58,280.34x = 2,631,080,495.25
  5. Step 5: Solve for x
    x = 2,631,080,495.25/58,280.34
  6. Step 6: Final answer
    x = 45,145.25

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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.