Home / 170,737.36-256,040.40-117,986.92

Finding the Fourth Proportional to 170,737.36, 256,040.40 and 117,986.92

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Solution

The fourth proportional to 170,737.36, 256,040.40 and 117,986.92 is: 176,935.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,737.36 : 256,040.40 = 117,986.92 : x
  2. Step 2: Convert to fraction form
    170,737.36/256,040.40 = 117,986.92/x
  3. Step 3: Cross multiply
    170,737.36x = 256,040.40 × 117,986.92
  4. Step 4: Simplify right side
    170,737.36x = 30,209,418,191.57
  5. Step 5: Solve for x
    x = 30,209,418,191.57/170,737.36
  6. Step 6: Final answer
    x = 176,935.02

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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.