Home / 110,146.88-152,010.21-62,400.62

Finding the Fourth Proportional to 110,146.88, 152,010.21 and 62,400.62

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Solution

The fourth proportional to 110,146.88, 152,010.21 and 62,400.62 is: 86,117.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,146.88 : 152,010.21 = 62,400.62 : x
  2. Step 2: Convert to fraction form
    110,146.88/152,010.21 = 62,400.62/x
  3. Step 3: Cross multiply
    110,146.88x = 152,010.21 × 62,400.62
  4. Step 4: Simplify right side
    110,146.88x = 9,485,530,278.28
  5. Step 5: Solve for x
    x = 9,485,530,278.28/110,146.88
  6. Step 6: Final answer
    x = 86,117.11

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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.