Home / 115,831.72-173,566.14-92,451.88

Finding the Fourth Proportional to 115,831.72, 173,566.14 and 92,451.88

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Solution

The fourth proportional to 115,831.72, 173,566.14 and 92,451.88 is: 138,533.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,831.72 : 173,566.14 = 92,451.88 : x
  2. Step 2: Convert to fraction form
    115,831.72/173,566.14 = 92,451.88/x
  3. Step 3: Cross multiply
    115,831.72x = 173,566.14 × 92,451.88
  4. Step 4: Simplify right side
    115,831.72x = 16,046,515,947.34
  5. Step 5: Solve for x
    x = 16,046,515,947.34/115,831.72
  6. Step 6: Final answer
    x = 138,533.00

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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.