Home / 112,799.92-155,663.28-62,498.80

Finding the Fourth Proportional to 112,799.92, 155,663.28 and 62,498.80

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Solution

The fourth proportional to 112,799.92, 155,663.28 and 62,498.80 is: 86,248.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,799.92 : 155,663.28 = 62,498.80 : x
  2. Step 2: Convert to fraction form
    112,799.92/155,663.28 = 62,498.80/x
  3. Step 3: Cross multiply
    112,799.92x = 155,663.28 × 62,498.80
  4. Step 4: Simplify right side
    112,799.92x = 9,728,768,204.06
  5. Step 5: Solve for x
    x = 9,728,768,204.06/112,799.92
  6. Step 6: Final answer
    x = 86,248.01

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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.