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Finding the Fourth Proportional to 37,275.98, 55,913.98 and 25,553.66

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Solution

The fourth proportional to 37,275.98, 55,913.98 and 25,553.66 is: 38,330.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,275.98 : 55,913.98 = 25,553.66 : x
  2. Step 2: Convert to fraction form
    37,275.98/55,913.98 = 25,553.66/x
  3. Step 3: Cross multiply
    37,275.98x = 55,913.98 × 25,553.66
  4. Step 4: Simplify right side
    37,275.98x = 1,428,806,834.17
  5. Step 5: Solve for x
    x = 1,428,806,834.17/37,275.98
  6. Step 6: Final answer
    x = 38,330.50

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1.5x scale

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.