Home / 65,250.73-90,024.33-45,100.36

Finding the Fourth Proportional to 65,250.73, 90,024.33 and 45,100.36

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Solution

The fourth proportional to 65,250.73, 90,024.33 and 45,100.36 is: 62,223.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,250.73 : 90,024.33 = 45,100.36 : x
  2. Step 2: Convert to fraction form
    65,250.73/90,024.33 = 45,100.36/x
  3. Step 3: Cross multiply
    65,250.73x = 90,024.33 × 45,100.36
  4. Step 4: Simplify right side
    65,250.73x = 4,060,129,691.76
  5. Step 5: Solve for x
    x = 4,060,129,691.76/65,250.73
  6. Step 6: Final answer
    x = 62,223.51

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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.