Home / 124,947.57-172,427.13-67,586.93

Finding the Fourth Proportional to 124,947.57, 172,427.13 and 67,586.93

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Solution

The fourth proportional to 124,947.57, 172,427.13 and 67,586.93 is: 93,269.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,947.57 : 172,427.13 = 67,586.93 : x
  2. Step 2: Convert to fraction form
    124,947.57/172,427.13 = 67,586.93/x
  3. Step 3: Cross multiply
    124,947.57x = 172,427.13 × 67,586.93
  4. Step 4: Simplify right side
    124,947.57x = 11,653,820,365.41
  5. Step 5: Solve for x
    x = 11,653,820,365.41/124,947.57
  6. Step 6: Final answer
    x = 93,269.68

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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.