Home / 123,537.16-185,305.74-30,042.10

Finding the Fourth Proportional to 123,537.16, 185,305.74 and 30,042.10

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Solution

The fourth proportional to 123,537.16, 185,305.74 and 30,042.10 is: 45,063.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,537.16 : 185,305.74 = 30,042.10 : x
  2. Step 2: Convert to fraction form
    123,537.16/185,305.74 = 30,042.10/x
  3. Step 3: Cross multiply
    123,537.16x = 185,305.74 × 30,042.10
  4. Step 4: Simplify right side
    123,537.16x = 5,566,972,494.91
  5. Step 5: Solve for x
    x = 5,566,972,494.91/123,537.16
  6. Step 6: Final answer
    x = 45,063.14

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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.