Home / 90,882.30-136,323.45-62,888.70

Finding the Fourth Proportional to 90,882.30, 136,323.45 and 62,888.70

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Solution

The fourth proportional to 90,882.30, 136,323.45 and 62,888.70 is: 94,333.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,882.30 : 136,323.45 = 62,888.70 : x
  2. Step 2: Convert to fraction form
    90,882.30/136,323.45 = 62,888.70/x
  3. Step 3: Cross multiply
    90,882.30x = 136,323.45 × 62,888.70
  4. Step 4: Simplify right side
    90,882.30x = 8,573,204,550.02
  5. Step 5: Solve for x
    x = 8,573,204,550.02/90,882.30
  6. Step 6: Final answer
    x = 94,333.05

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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.