Home / 107,941.41-148,959.80-60,197.78

Finding the Fourth Proportional to 107,941.41, 148,959.80 and 60,197.78

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Solution

The fourth proportional to 107,941.41, 148,959.80 and 60,197.78 is: 83,073.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,941.41 : 148,959.80 = 60,197.78 : x
  2. Step 2: Convert to fraction form
    107,941.41/148,959.80 = 60,197.78/x
  3. Step 3: Cross multiply
    107,941.41x = 148,959.80 × 60,197.78
  4. Step 4: Simplify right side
    107,941.41x = 8,967,048,223.46
  5. Step 5: Solve for x
    x = 8,967,048,223.46/107,941.41
  6. Step 6: Final answer
    x = 83,073.29

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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.