Home / 63,981.15-88,322.30-41,331.18

Finding the Fourth Proportional to 63,981.15, 88,322.30 and 41,331.18

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Solution

The fourth proportional to 63,981.15, 88,322.30 and 41,331.18 is: 57,055.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,981.15 : 88,322.30 = 41,331.18 : x
  2. Step 2: Convert to fraction form
    63,981.15/88,322.30 = 41,331.18/x
  3. Step 3: Cross multiply
    63,981.15x = 88,322.30 × 41,331.18
  4. Step 4: Simplify right side
    63,981.15x = 3,650,464,879.31
  5. Step 5: Solve for x
    x = 3,650,464,879.31/63,981.15
  6. Step 6: Final answer
    x = 57,055.32

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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.