Home / 124,426.56-186,655.68-45,577.92

Finding the Fourth Proportional to 124,426.56, 186,655.68 and 45,577.92

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Solution

The fourth proportional to 124,426.56, 186,655.68 and 45,577.92 is: 68,372.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,426.56 : 186,655.68 = 45,577.92 : x
  2. Step 2: Convert to fraction form
    124,426.56/186,655.68 = 45,577.92/x
  3. Step 3: Cross multiply
    124,426.56x = 186,655.68 × 45,577.92
  4. Step 4: Simplify right side
    124,426.56x = 8,507,377,650.59
  5. Step 5: Solve for x
    x = 8,507,377,650.59/124,426.56
  6. Step 6: Final answer
    x = 68,372.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.