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Finding the Fourth Proportional to 67,435.94, 100,641.08 and 59,962.68

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Solution

The fourth proportional to 67,435.94, 100,641.08 and 59,962.68 is: 89,488.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,435.94 : 100,641.08 = 59,962.68 : x
  2. Step 2: Convert to fraction form
    67,435.94/100,641.08 = 59,962.68/x
  3. Step 3: Cross multiply
    67,435.94x = 100,641.08 × 59,962.68
  4. Step 4: Simplify right side
    67,435.94x = 6,034,709,024.80
  5. Step 5: Solve for x
    x = 6,034,709,024.80/67,435.94
  6. Step 6: Final answer
    x = 89,488.02

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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.