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Finding the Fourth Proportional to 67,559.13, 100,843.96 and 59,578.81

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Solution

The fourth proportional to 67,559.13, 100,843.96 and 59,578.81 is: 88,931.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,559.13 : 100,843.96 = 59,578.81 : x
  2. Step 2: Convert to fraction form
    67,559.13/100,843.96 = 59,578.81/x
  3. Step 3: Cross multiply
    67,559.13x = 100,843.96 × 59,578.81
  4. Step 4: Simplify right side
    67,559.13x = 6,008,163,132.49
  5. Step 5: Solve for x
    x = 6,008,163,132.49/67,559.13
  6. Step 6: Final answer
    x = 88,931.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.