Home / 124,515.36-171,831.60-67,927.92

Finding the Fourth Proportional to 124,515.36, 171,831.60 and 67,927.92

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Solution

The fourth proportional to 124,515.36, 171,831.60 and 67,927.92 is: 93,740.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,515.36 : 171,831.60 = 67,927.92 : x
  2. Step 2: Convert to fraction form
    124,515.36/171,831.60 = 67,927.92/x
  3. Step 3: Cross multiply
    124,515.36x = 171,831.60 × 67,927.92
  4. Step 4: Simplify right side
    124,515.36x = 11,672,163,178.27
  5. Step 5: Solve for x
    x = 11,672,163,178.27/124,515.36
  6. Step 6: Final answer
    x = 93,740.75

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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.