Home / 110,255.40-152,139.78-62,499.24

Finding the Fourth Proportional to 110,255.40, 152,139.78 and 62,499.24

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Solution

The fourth proportional to 110,255.40, 152,139.78 and 62,499.24 is: 86,241.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,255.40 : 152,139.78 = 62,499.24 : x
  2. Step 2: Convert to fraction form
    110,255.40/152,139.78 = 62,499.24/x
  3. Step 3: Cross multiply
    110,255.40x = 152,139.78 × 62,499.24
  4. Step 4: Simplify right side
    110,255.40x = 9,508,620,623.77
  5. Step 5: Solve for x
    x = 9,508,620,623.77/110,255.40
  6. Step 6: Final answer
    x = 86,241.77

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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.