Home / 49,397.46-68,167.16-28,176.28

Finding the Fourth Proportional to 49,397.46, 68,167.16 and 28,176.28

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Solution

The fourth proportional to 49,397.46, 68,167.16 and 28,176.28 is: 38,882.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,397.46 : 68,167.16 = 28,176.28 : x
  2. Step 2: Convert to fraction form
    49,397.46/68,167.16 = 28,176.28/x
  3. Step 3: Cross multiply
    49,397.46x = 68,167.16 × 28,176.28
  4. Step 4: Simplify right side
    49,397.46x = 1,920,696,986.96
  5. Step 5: Solve for x
    x = 1,920,696,986.96/49,397.46
  6. Step 6: Final answer
    x = 38,882.51

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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.