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Finding the Fourth Proportional to 58,889.52, 88,337.12 and 19,445.76

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Solution

The fourth proportional to 58,889.52, 88,337.12 and 19,445.76 is: 29,169.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,889.52 : 88,337.12 = 19,445.76 : x
  2. Step 2: Convert to fraction form
    58,889.52/88,337.12 = 19,445.76/x
  3. Step 3: Cross multiply
    58,889.52x = 88,337.12 × 19,445.76
  4. Step 4: Simplify right side
    58,889.52x = 1,717,782,434.61
  5. Step 5: Solve for x
    x = 1,717,782,434.61/58,889.52
  6. Step 6: Final answer
    x = 29,169.58

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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.