Home / 197,730.50-296,646.28-57,489.13

Finding the Fourth Proportional to 197,730.50, 296,646.28 and 57,489.13

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Solution

The fourth proportional to 197,730.50, 296,646.28 and 57,489.13 is: 86,248.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,730.50 : 296,646.28 = 57,489.13 : x
  2. Step 2: Convert to fraction form
    197,730.50/296,646.28 = 57,489.13/x
  3. Step 3: Cross multiply
    197,730.50x = 296,646.28 × 57,489.13
  4. Step 4: Simplify right side
    197,730.50x = 17,053,935,669.60
  5. Step 5: Solve for x
    x = 17,053,935,669.60/197,730.50
  6. Step 6: Final answer
    x = 86,248.38

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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.