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Finding the Fourth Proportional to 153,925.74, 230,923.26 and 54,092.88

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Solution

The fourth proportional to 153,925.74, 230,923.26 and 54,092.88 is: 81,151.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,925.74 : 230,923.26 = 54,092.88 : x
  2. Step 2: Convert to fraction form
    153,925.74/230,923.26 = 54,092.88/x
  3. Step 3: Cross multiply
    153,925.74x = 230,923.26 × 54,092.88
  4. Step 4: Simplify right side
    153,925.74x = 12,491,304,192.39
  5. Step 5: Solve for x
    x = 12,491,304,192.39/153,925.74
  6. Step 6: Final answer
    x = 81,151.50

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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.