Home / 102,001.52-140,721.80-58,973.13

Finding the Fourth Proportional to 102,001.52, 140,721.80 and 58,973.13

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Solution

The fourth proportional to 102,001.52, 140,721.80 and 58,973.13 is: 81,359.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,001.52 : 140,721.80 = 58,973.13 : x
  2. Step 2: Convert to fraction form
    102,001.52/140,721.80 = 58,973.13/x
  3. Step 3: Cross multiply
    102,001.52x = 140,721.80 × 58,973.13
  4. Step 4: Simplify right side
    102,001.52x = 8,298,805,152.67
  5. Step 5: Solve for x
    x = 8,298,805,152.67/102,001.52
  6. Step 6: Final answer
    x = 81,359.62

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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.