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Finding the Fourth Proportional to 92,032.40, 138,048.60 and 58,854.80

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Solution

The fourth proportional to 92,032.40, 138,048.60 and 58,854.80 is: 88,282.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,032.40 : 138,048.60 = 58,854.80 : x
  2. Step 2: Convert to fraction form
    92,032.40/138,048.60 = 58,854.80/x
  3. Step 3: Cross multiply
    92,032.40x = 138,048.60 × 58,854.80
  4. Step 4: Simplify right side
    92,032.40x = 8,124,822,743.28
  5. Step 5: Solve for x
    x = 8,124,822,743.28/92,032.40
  6. Step 6: Final answer
    x = 88,282.20

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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.