Home / 528,098.20-792,147.30-173,148.10

Finding the Fourth Proportional to 528,098.20, 792,147.30 and 173,148.10

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Solution

The fourth proportional to 528,098.20, 792,147.30 and 173,148.10 is: 259,722.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,098.20 : 792,147.30 = 173,148.10 : x
  2. Step 2: Convert to fraction form
    528,098.20/792,147.30 = 173,148.10/x
  3. Step 3: Cross multiply
    528,098.20x = 792,147.30 × 173,148.10
  4. Step 4: Simplify right side
    528,098.20x = 137,158,799,915.13
  5. Step 5: Solve for x
    x = 137,158,799,915.13/528,098.20
  6. Step 6: Final answer
    x = 259,722.15

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Similar ratio
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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.