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Finding the Fourth Proportional to 67,432.77, 93,017.16 and 43,573.55

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Solution

The fourth proportional to 67,432.77, 93,017.16 and 43,573.55 is: 60,105.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,432.77 : 93,017.16 = 43,573.55 : x
  2. Step 2: Convert to fraction form
    67,432.77/93,017.16 = 43,573.55/x
  3. Step 3: Cross multiply
    67,432.77x = 93,017.16 × 43,573.55
  4. Step 4: Simplify right side
    67,432.77x = 4,053,087,407.03
  5. Step 5: Solve for x
    x = 4,053,087,407.03/67,432.77
  6. Step 6: Final answer
    x = 60,105.60

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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.