Home / 107,087.40-147,781.86-59,341.32

Finding the Fourth Proportional to 107,087.40, 147,781.86 and 59,341.32

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Solution

The fourth proportional to 107,087.40, 147,781.86 and 59,341.32 is: 81,891.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,087.40 : 147,781.86 = 59,341.32 : x
  2. Step 2: Convert to fraction form
    107,087.40/147,781.86 = 59,341.32/x
  3. Step 3: Cross multiply
    107,087.40x = 147,781.86 × 59,341.32
  4. Step 4: Simplify right side
    107,087.40x = 8,769,570,644.46
  5. Step 5: Solve for x
    x = 8,769,570,644.46/107,087.40
  6. Step 6: Final answer
    x = 81,891.71

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.