Home / 80,554-111,167.64-44,746.72

Finding the Fourth Proportional to 80,554, 111,167.64 and 44,746.72

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Solution

The fourth proportional to 80,554, 111,167.64 and 44,746.72 is: 61,752.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,554 : 111,167.64 = 44,746.72 : x
  2. Step 2: Convert to fraction form
    80,554/111,167.64 = 44,746.72/x
  3. Step 3: Cross multiply
    80,554x = 111,167.64 × 44,746.72
  4. Step 4: Simplify right side
    80,554x = 4,974,387,260.14
  5. Step 5: Solve for x
    x = 4,974,387,260.14/80,554
  6. Step 6: Final answer
    x = 61,752.21

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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.