Home / 352,085.13-527,995.11-127,390.02

Finding the Fourth Proportional to 352,085.13, 527,995.11 and 127,390.02

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Solution

The fourth proportional to 352,085.13, 527,995.11 and 127,390.02 is: 191,037.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,085.13 : 527,995.11 = 127,390.02 : x
  2. Step 2: Convert to fraction form
    352,085.13/527,995.11 = 127,390.02/x
  3. Step 3: Cross multiply
    352,085.13x = 527,995.11 × 127,390.02
  4. Step 4: Simplify right side
    352,085.13x = 67,261,304,345.88
  5. Step 5: Solve for x
    x = 67,261,304,345.88/352,085.13
  6. Step 6: Final answer
    x = 191,037.05

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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.