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Finding the Fourth Proportional to 83,065.88, 124,550.94 and 56,802.44

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Solution

The fourth proportional to 83,065.88, 124,550.94 and 56,802.44 is: 85,170.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,065.88 : 124,550.94 = 56,802.44 : x
  2. Step 2: Convert to fraction form
    83,065.88/124,550.94 = 56,802.44/x
  3. Step 3: Cross multiply
    83,065.88x = 124,550.94 × 56,802.44
  4. Step 4: Simplify right side
    83,065.88x = 7,074,797,296.29
  5. Step 5: Solve for x
    x = 7,074,797,296.29/83,065.88
  6. Step 6: Final answer
    x = 85,170.92

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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.