Home / 196,339.17-270,870.14-113,537.86

Finding the Fourth Proportional to 196,339.17, 270,870.14 and 113,537.86

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Solution

The fourth proportional to 196,339.17, 270,870.14 and 113,537.86 is: 156,637.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,339.17 : 270,870.14 = 113,537.86 : x
  2. Step 2: Convert to fraction form
    196,339.17/270,870.14 = 113,537.86/x
  3. Step 3: Cross multiply
    196,339.17x = 270,870.14 × 113,537.86
  4. Step 4: Simplify right side
    196,339.17x = 30,754,015,640.17
  5. Step 5: Solve for x
    x = 30,754,015,640.17/196,339.17
  6. Step 6: Final answer
    x = 156,637.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.