Home / 369,517.16-554,276.21-89,034.41

Finding the Fourth Proportional to 369,517.16, 554,276.21 and 89,034.41

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Solution

The fourth proportional to 369,517.16, 554,276.21 and 89,034.41 is: 133,551.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,517.16 : 554,276.21 = 89,034.41 : x
  2. Step 2: Convert to fraction form
    369,517.16/554,276.21 = 89,034.41/x
  3. Step 3: Cross multiply
    369,517.16x = 554,276.21 × 89,034.41
  4. Step 4: Simplify right side
    369,517.16x = 49,349,652,117.83
  5. Step 5: Solve for x
    x = 49,349,652,117.83/369,517.16
  6. Step 6: Final answer
    x = 133,551.72

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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.