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Finding the Fourth Proportional to 58,872.57, 88,364.30 and 21,468.80

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Solution

The fourth proportional to 58,872.57, 88,364.30 and 21,468.80 is: 32,223.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,872.57 : 88,364.30 = 21,468.80 : x
  2. Step 2: Convert to fraction form
    58,872.57/88,364.30 = 21,468.80/x
  3. Step 3: Cross multiply
    58,872.57x = 88,364.30 × 21,468.80
  4. Step 4: Simplify right side
    58,872.57x = 1,897,074,934.67
  5. Step 5: Solve for x
    x = 1,897,074,934.67/58,872.57
  6. Step 6: Final answer
    x = 32,223.41

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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.