Home / 130,399.60-179,693.40-92,567.92

Finding the Fourth Proportional to 130,399.60, 179,693.40 and 92,567.92

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Solution

The fourth proportional to 130,399.60, 179,693.40 and 92,567.92 is: 127,560.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,399.60 : 179,693.40 = 92,567.92 : x
  2. Step 2: Convert to fraction form
    130,399.60/179,693.40 = 92,567.92/x
  3. Step 3: Cross multiply
    130,399.60x = 179,693.40 × 92,567.92
  4. Step 4: Simplify right side
    130,399.60x = 16,633,844,275.73
  5. Step 5: Solve for x
    x = 16,633,844,275.73/130,399.60
  6. Step 6: Final answer
    x = 127,560.55

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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.