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Finding the Fourth Proportional to 158,644.76, 237,883.38 and 83,805.08

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Solution

The fourth proportional to 158,644.76, 237,883.38 and 83,805.08 is: 125,663.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,644.76 : 237,883.38 = 83,805.08 : x
  2. Step 2: Convert to fraction form
    158,644.76/237,883.38 = 83,805.08/x
  3. Step 3: Cross multiply
    158,644.76x = 237,883.38 × 83,805.08
  4. Step 4: Simplify right side
    158,644.76x = 19,935,835,691.57
  5. Step 5: Solve for x
    x = 19,935,835,691.57/158,644.76
  6. Step 6: Final answer
    x = 125,663.37

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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.