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Finding the Fourth Proportional to 58,854.60, 88,269.55 and 19,402.47

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Solution

The fourth proportional to 58,854.60, 88,269.55 and 19,402.47 is: 29,099.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,854.60 : 88,269.55 = 19,402.47 : x
  2. Step 2: Convert to fraction form
    58,854.60/88,269.55 = 19,402.47/x
  3. Step 3: Cross multiply
    58,854.60x = 88,269.55 × 19,402.47
  4. Step 4: Simplify right side
    58,854.60x = 1,712,647,247.28
  5. Step 5: Solve for x
    x = 1,712,647,247.28/58,854.60
  6. Step 6: Final answer
    x = 29,099.63

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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.