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Finding the Fourth Proportional to 58,906.80, 81,292.20 and 32,050.08

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Solution

The fourth proportional to 58,906.80, 81,292.20 and 32,050.08 is: 44,229.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,906.80 : 81,292.20 = 32,050.08 : x
  2. Step 2: Convert to fraction form
    58,906.80/81,292.20 = 32,050.08/x
  3. Step 3: Cross multiply
    58,906.80x = 81,292.20 × 32,050.08
  4. Step 4: Simplify right side
    58,906.80x = 2,605,421,513.38
  5. Step 5: Solve for x
    x = 2,605,421,513.38/58,906.80
  6. Step 6: Final answer
    x = 44,229.55

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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.