Home / 55,220.10-82,830.15-37,724.10

Finding the Fourth Proportional to 55,220.10, 82,830.15 and 37,724.10

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Solution

The fourth proportional to 55,220.10, 82,830.15 and 37,724.10 is: 56,586.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,220.10 : 82,830.15 = 37,724.10 : x
  2. Step 2: Convert to fraction form
    55,220.10/82,830.15 = 37,724.10/x
  3. Step 3: Cross multiply
    55,220.10x = 82,830.15 × 37,724.10
  4. Step 4: Simplify right side
    55,220.10x = 3,124,692,861.62
  5. Step 5: Solve for x
    x = 3,124,692,861.62/55,220.10
  6. Step 6: Final answer
    x = 56,586.15

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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.