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Finding the Fourth Proportional to 153,876.68, 230,895 and 116,425.73

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Solution

The fourth proportional to 153,876.68, 230,895 and 116,425.73 is: 174,699.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,876.68 : 230,895 = 116,425.73 : x
  2. Step 2: Convert to fraction form
    153,876.68/230,895 = 116,425.73/x
  3. Step 3: Cross multiply
    153,876.68x = 230,895 × 116,425.73
  4. Step 4: Simplify right side
    153,876.68x = 26,882,117,773.88
  5. Step 5: Solve for x
    x = 26,882,117,773.88/153,876.68
  6. Step 6: Final answer
    x = 174,699.11

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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.