Home / 369,695.79-554,543.73-89,213.04

Finding the Fourth Proportional to 369,695.79, 554,543.73 and 89,213.04

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Solution

The fourth proportional to 369,695.79, 554,543.73 and 89,213.04 is: 133,819.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,695.79 : 554,543.73 = 89,213.04 : x
  2. Step 2: Convert to fraction form
    369,695.79/554,543.73 = 89,213.04/x
  3. Step 3: Cross multiply
    369,695.79x = 554,543.73 × 89,213.04
  4. Step 4: Simplify right side
    369,695.79x = 49,472,531,966.24
  5. Step 5: Solve for x
    x = 49,472,531,966.24/369,695.79
  6. Step 6: Final answer
    x = 133,819.57

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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.