Home / 84,191.11-126,307.45-25,026.52

Finding the Fourth Proportional to 84,191.11, 126,307.45 and 25,026.52

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Solution

The fourth proportional to 84,191.11, 126,307.45 and 25,026.52 is: 37,545.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,191.11 : 126,307.45 = 25,026.52 : x
  2. Step 2: Convert to fraction form
    84,191.11/126,307.45 = 25,026.52/x
  3. Step 3: Cross multiply
    84,191.11x = 126,307.45 × 25,026.52
  4. Step 4: Simplify right side
    84,191.11x = 3,161,035,923.57
  5. Step 5: Solve for x
    x = 3,161,035,923.57/84,191.11
  6. Step 6: Final answer
    x = 37,545.96

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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.