Home / 124,551.29-186,856.58-40,311.46

Finding the Fourth Proportional to 124,551.29, 186,856.58 and 40,311.46

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Solution

The fourth proportional to 124,551.29, 186,856.58 and 40,311.46 is: 60,476.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,551.29 : 186,856.58 = 40,311.46 : x
  2. Step 2: Convert to fraction form
    124,551.29/186,856.58 = 40,311.46/x
  3. Step 3: Cross multiply
    124,551.29x = 186,856.58 × 40,311.46
  4. Step 4: Simplify right side
    124,551.29x = 7,532,460,616.12
  5. Step 5: Solve for x
    x = 7,532,460,616.12/124,551.29
  6. Step 6: Final answer
    x = 60,476.78

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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.