Home / 124,568.12-186,761.66-49,665.80

Finding the Fourth Proportional to 124,568.12, 186,761.66 and 49,665.80

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Solution

The fourth proportional to 124,568.12, 186,761.66 and 49,665.80 is: 74,462.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,568.12 : 186,761.66 = 49,665.80 : x
  2. Step 2: Convert to fraction form
    124,568.12/186,761.66 = 49,665.80/x
  3. Step 3: Cross multiply
    124,568.12x = 186,761.66 × 49,665.80
  4. Step 4: Simplify right side
    124,568.12x = 9,275,666,071.09
  5. Step 5: Solve for x
    x = 9,275,666,071.09/124,568.12
  6. Step 6: Final answer
    x = 74,462.60

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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.