Home / 136,444.86-204,689.15-57,570.71

Finding the Fourth Proportional to 136,444.86, 204,689.15 and 57,570.71

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Solution

The fourth proportional to 136,444.86, 204,689.15 and 57,570.71 is: 86,365.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,444.86 : 204,689.15 = 57,570.71 : x
  2. Step 2: Convert to fraction form
    136,444.86/204,689.15 = 57,570.71/x
  3. Step 3: Cross multiply
    136,444.86x = 204,689.15 × 57,570.71
  4. Step 4: Simplify right side
    136,444.86x = 11,784,098,383.50
  5. Step 5: Solve for x
    x = 11,784,098,383.50/136,444.86
  6. Step 6: Final answer
    x = 86,365.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.