Home / 113,915.61-157,190.07-62,925.29

Finding the Fourth Proportional to 113,915.61, 157,190.07 and 62,925.29

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Solution

The fourth proportional to 113,915.61, 157,190.07 and 62,925.29 is: 86,829.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,915.61 : 157,190.07 = 62,925.29 : x
  2. Step 2: Convert to fraction form
    113,915.61/157,190.07 = 62,925.29/x
  3. Step 3: Cross multiply
    113,915.61x = 157,190.07 × 62,925.29
  4. Step 4: Simplify right side
    113,915.61x = 9,891,229,953.92
  5. Step 5: Solve for x
    x = 9,891,229,953.92/113,915.61
  6. Step 6: Final answer
    x = 86,829.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.