Home / 124,177.87-186,298.25-35,431.70

Finding the Fourth Proportional to 124,177.87, 186,298.25 and 35,431.70

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Solution

The fourth proportional to 124,177.87, 186,298.25 and 35,431.70 is: 53,156.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,177.87 : 186,298.25 = 35,431.70 : x
  2. Step 2: Convert to fraction form
    124,177.87/186,298.25 = 35,431.70/x
  3. Step 3: Cross multiply
    124,177.87x = 186,298.25 × 35,431.70
  4. Step 4: Simplify right side
    124,177.87x = 6,600,862,595.88
  5. Step 5: Solve for x
    x = 6,600,862,595.88/124,177.87
  6. Step 6: Final answer
    x = 53,156.51

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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.