Home / 369,389.28-554,084.08-88,906.53

Finding the Fourth Proportional to 369,389.28, 554,084.08 and 88,906.53

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Solution

The fourth proportional to 369,389.28, 554,084.08 and 88,906.53 is: 133,359.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,389.28 : 554,084.08 = 88,906.53 : x
  2. Step 2: Convert to fraction form
    369,389.28/554,084.08 = 88,906.53/x
  3. Step 3: Cross multiply
    369,389.28x = 554,084.08 × 88,906.53
  4. Step 4: Simplify right side
    369,389.28x = 49,261,694,043.99
  5. Step 5: Solve for x
    x = 49,261,694,043.99/369,389.28
  6. Step 6: Final answer
    x = 133,359.84

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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.