Home / 124,240.76-171,447.56-75,923.48

Finding the Fourth Proportional to 124,240.76, 171,447.56 and 75,923.48

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Solution

The fourth proportional to 124,240.76, 171,447.56 and 75,923.48 is: 104,771.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,240.76 : 171,447.56 = 75,923.48 : x
  2. Step 2: Convert to fraction form
    124,240.76/171,447.56 = 75,923.48/x
  3. Step 3: Cross multiply
    124,240.76x = 171,447.56 × 75,923.48
  4. Step 4: Simplify right side
    124,240.76x = 13,016,895,392.71
  5. Step 5: Solve for x
    x = 13,016,895,392.71/124,240.76
  6. Step 6: Final answer
    x = 104,771.54

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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.