Home / 124,083.85-186,146.25-49,204.36

Finding the Fourth Proportional to 124,083.85, 186,146.25 and 49,204.36

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Solution

The fourth proportional to 124,083.85, 186,146.25 and 49,204.36 is: 73,814.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,083.85 : 186,146.25 = 49,204.36 : x
  2. Step 2: Convert to fraction form
    124,083.85/186,146.25 = 49,204.36/x
  3. Step 3: Cross multiply
    124,083.85x = 186,146.25 × 49,204.36
  4. Step 4: Simplify right side
    124,083.85x = 9,159,207,422.59
  5. Step 5: Solve for x
    x = 9,159,207,422.59/124,083.85
  6. Step 6: Final answer
    x = 73,814.66

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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.