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Finding the Fourth Proportional to 83,301.68, 114,951.75 and 45,573.50

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Solution

The fourth proportional to 83,301.68, 114,951.75 and 45,573.50 is: 62,888.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,301.68 : 114,951.75 = 45,573.50 : x
  2. Step 2: Convert to fraction form
    83,301.68/114,951.75 = 45,573.50/x
  3. Step 3: Cross multiply
    83,301.68x = 114,951.75 × 45,573.50
  4. Step 4: Simplify right side
    83,301.68x = 5,238,753,578.63
  5. Step 5: Solve for x
    x = 5,238,753,578.63/83,301.68
  6. Step 6: Final answer
    x = 62,888.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.