Home / 88,291.18-121,837.88-50,050.18

Finding the Fourth Proportional to 88,291.18, 121,837.88 and 50,050.18

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Solution

The fourth proportional to 88,291.18, 121,837.88 and 50,050.18 is: 69,067.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,291.18 : 121,837.88 = 50,050.18 : x
  2. Step 2: Convert to fraction form
    88,291.18/121,837.88 = 50,050.18/x
  3. Step 3: Cross multiply
    88,291.18x = 121,837.88 × 50,050.18
  4. Step 4: Simplify right side
    88,291.18x = 6,098,007,824.82
  5. Step 5: Solve for x
    x = 6,098,007,824.82/88,291.18
  6. Step 6: Final answer
    x = 69,067.01

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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.