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Finding the Fourth Proportional to 48,332.92, 72,498.48 and 19,863.88

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Solution

The fourth proportional to 48,332.92, 72,498.48 and 19,863.88 is: 29,795.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,332.92 : 72,498.48 = 19,863.88 : x
  2. Step 2: Convert to fraction form
    48,332.92/72,498.48 = 19,863.88/x
  3. Step 3: Cross multiply
    48,332.92x = 72,498.48 × 19,863.88
  4. Step 4: Simplify right side
    48,332.92x = 1,440,101,106.90
  5. Step 5: Solve for x
    x = 1,440,101,106.90/48,332.92
  6. Step 6: Final answer
    x = 29,795.45

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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.