Home / 67,966.20-101,737.10-42,968.79

Finding the Fourth Proportional to 67,966.20, 101,737.10 and 42,968.79

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Solution

The fourth proportional to 67,966.20, 101,737.10 and 42,968.79 is: 64,319.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,966.20 : 101,737.10 = 42,968.79 : x
  2. Step 2: Convert to fraction form
    67,966.20/101,737.10 = 42,968.79/x
  3. Step 3: Cross multiply
    67,966.20x = 101,737.10 × 42,968.79
  4. Step 4: Simplify right side
    67,966.20x = 4,371,520,192.53
  5. Step 5: Solve for x
    x = 4,371,520,192.53/67,966.20
  6. Step 6: Final answer
    x = 64,319.03

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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.