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Finding the Fourth Proportional to 83,232.88, 114,833.24 and 47,397.48

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Solution

The fourth proportional to 83,232.88, 114,833.24 and 47,397.48 is: 65,392.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,232.88 : 114,833.24 = 47,397.48 : x
  2. Step 2: Convert to fraction form
    83,232.88/114,833.24 = 47,397.48/x
  3. Step 3: Cross multiply
    83,232.88x = 114,833.24 × 47,397.48
  4. Step 4: Simplify right side
    83,232.88x = 5,442,806,196.24
  5. Step 5: Solve for x
    x = 5,442,806,196.24/83,232.88
  6. Step 6: Final answer
    x = 65,392.50

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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.