Home / 369,389.35-554,084.17-88,906.60

Finding the Fourth Proportional to 369,389.35, 554,084.17 and 88,906.60

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Solution

The fourth proportional to 369,389.35, 554,084.17 and 88,906.60 is: 133,359.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,389.35 : 554,084.17 = 88,906.60 : x
  2. Step 2: Convert to fraction form
    369,389.35/554,084.17 = 88,906.60/x
  3. Step 3: Cross multiply
    369,389.35x = 554,084.17 × 88,906.60
  4. Step 4: Simplify right side
    369,389.35x = 49,261,736,898.10
  5. Step 5: Solve for x
    x = 49,261,736,898.10/369,389.35
  6. Step 6: Final answer
    x = 133,359.93

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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.