Home / 352,033.18-527,816.45-127,364.38

Finding the Fourth Proportional to 352,033.18, 527,816.45 and 127,364.38

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Solution

The fourth proportional to 352,033.18, 527,816.45 and 127,364.38 is: 190,962.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,033.18 : 527,816.45 = 127,364.38 : x
  2. Step 2: Convert to fraction form
    352,033.18/527,816.45 = 127,364.38/x
  3. Step 3: Cross multiply
    352,033.18x = 527,816.45 × 127,364.38
  4. Step 4: Simplify right side
    352,033.18x = 67,225,013,906.92
  5. Step 5: Solve for x
    x = 67,225,013,906.92/352,033.18
  6. Step 6: Final answer
    x = 190,962.15

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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.