Home / 83,339.07-115,010.69-45,613.32

Finding the Fourth Proportional to 83,339.07, 115,010.69 and 45,613.32

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Solution

The fourth proportional to 83,339.07, 115,010.69 and 45,613.32 is: 62,947.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,339.07 : 115,010.69 = 45,613.32 : x
  2. Step 2: Convert to fraction form
    83,339.07/115,010.69 = 45,613.32/x
  3. Step 3: Cross multiply
    83,339.07x = 115,010.69 × 45,613.32
  4. Step 4: Simplify right side
    83,339.07x = 5,246,019,178.32
  5. Step 5: Solve for x
    x = 5,246,019,178.32/83,339.07
  6. Step 6: Final answer
    x = 62,947.90

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