Home / 124,104.96-171,264.06-67,516.56

Finding the Fourth Proportional to 124,104.96, 171,264.06 and 67,516.56

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Solution

The fourth proportional to 124,104.96, 171,264.06 and 67,516.56 is: 93,172.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,104.96 : 171,264.06 = 67,516.56 : x
  2. Step 2: Convert to fraction form
    124,104.96/171,264.06 = 67,516.56/x
  3. Step 3: Cross multiply
    124,104.96x = 171,264.06 × 67,516.56
  4. Step 4: Simplify right side
    124,104.96x = 11,563,160,182.83
  5. Step 5: Solve for x
    x = 11,563,160,182.83/124,104.96
  6. Step 6: Final answer
    x = 93,172.43

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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.