Home / 96,885.26-133,713.95-54,443.75

Finding the Fourth Proportional to 96,885.26, 133,713.95 and 54,443.75

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Solution

The fourth proportional to 96,885.26, 133,713.95 and 54,443.75 is: 75,139.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,885.26 : 133,713.95 = 54,443.75 : x
  2. Step 2: Convert to fraction form
    96,885.26/133,713.95 = 54,443.75/x
  3. Step 3: Cross multiply
    96,885.26x = 133,713.95 × 54,443.75
  4. Step 4: Simplify right side
    96,885.26x = 7,279,888,927.38
  5. Step 5: Solve for x
    x = 7,279,888,927.38/96,885.26
  6. Step 6: Final answer
    x = 75,139.29

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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.