Home / 124,277.10-171,502.31-67,688.48

Finding the Fourth Proportional to 124,277.10, 171,502.31 and 67,688.48

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Solution

The fourth proportional to 124,277.10, 171,502.31 and 67,688.48 is: 93,410.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,277.10 : 171,502.31 = 67,688.48 : x
  2. Step 2: Convert to fraction form
    124,277.10/171,502.31 = 67,688.48/x
  3. Step 3: Cross multiply
    124,277.10x = 171,502.31 × 67,688.48
  4. Step 4: Simplify right side
    124,277.10x = 11,608,729,484.43
  5. Step 5: Solve for x
    x = 11,608,729,484.43/124,277.10
  6. Step 6: Final answer
    x = 93,410.04

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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.