Home / 124,146.56-171,325.36-67,561.04

Finding the Fourth Proportional to 124,146.56, 171,325.36 and 67,561.04

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Solution

The fourth proportional to 124,146.56, 171,325.36 and 67,561.04 is: 93,235.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,146.56 : 171,325.36 = 67,561.04 : x
  2. Step 2: Convert to fraction form
    124,146.56/171,325.36 = 67,561.04/x
  3. Step 3: Cross multiply
    124,146.56x = 171,325.36 × 67,561.04
  4. Step 4: Simplify right side
    124,146.56x = 11,574,919,499.97
  5. Step 5: Solve for x
    x = 11,574,919,499.97/124,146.56
  6. Step 6: Final answer
    x = 93,235.93

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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.