Home / 157,693.13-236,537.47-73,406.15

Finding the Fourth Proportional to 157,693.13, 236,537.47 and 73,406.15

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Solution

The fourth proportional to 157,693.13, 236,537.47 and 73,406.15 is: 110,108.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,693.13 : 236,537.47 = 73,406.15 : x
  2. Step 2: Convert to fraction form
    157,693.13/236,537.47 = 73,406.15/x
  3. Step 3: Cross multiply
    157,693.13x = 236,537.47 × 73,406.15
  4. Step 4: Simplify right side
    157,693.13x = 17,363,304,386.62
  5. Step 5: Solve for x
    x = 17,363,304,386.62/157,693.13
  6. Step 6: Final answer
    x = 110,108.19

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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.