Home / 63,952.06-88,309.56-40,119.70

Finding the Fourth Proportional to 63,952.06, 88,309.56 and 40,119.70

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Solution

The fourth proportional to 63,952.06, 88,309.56 and 40,119.70 is: 55,400.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,952.06 : 88,309.56 = 40,119.70 : x
  2. Step 2: Convert to fraction form
    63,952.06/88,309.56 = 40,119.70/x
  3. Step 3: Cross multiply
    63,952.06x = 88,309.56 × 40,119.70
  4. Step 4: Simplify right side
    63,952.06x = 3,542,953,054.33
  5. Step 5: Solve for x
    x = 3,542,953,054.33/63,952.06
  6. Step 6: Final answer
    x = 55,400.14

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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.