Home / 124,568.87-186,762.78-49,666.55

Finding the Fourth Proportional to 124,568.87, 186,762.78 and 49,666.55

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Solution

The fourth proportional to 124,568.87, 186,762.78 and 49,666.55 is: 74,463.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,568.87 : 186,762.78 = 49,666.55 : x
  2. Step 2: Convert to fraction form
    124,568.87/186,762.78 = 49,666.55/x
  3. Step 3: Cross multiply
    124,568.87x = 186,762.78 × 49,666.55
  4. Step 4: Simplify right side
    124,568.87x = 9,275,862,017.20
  5. Step 5: Solve for x
    x = 9,275,862,017.20/124,568.87
  6. Step 6: Final answer
    x = 74,463.73

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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.