Home / 67,080.06-92,565.06-38,787.57

Finding the Fourth Proportional to 67,080.06, 92,565.06 and 38,787.57

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Solution

The fourth proportional to 67,080.06, 92,565.06 and 38,787.57 is: 53,523.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,080.06 : 92,565.06 = 38,787.57 : x
  2. Step 2: Convert to fraction form
    67,080.06/92,565.06 = 38,787.57/x
  3. Step 3: Cross multiply
    67,080.06x = 92,565.06 × 38,787.57
  4. Step 4: Simplify right side
    67,080.06x = 3,590,373,744.30
  5. Step 5: Solve for x
    x = 3,590,373,744.30/67,080.06
  6. Step 6: Final answer
    x = 53,523.71

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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.