Home / 83,886.64-125,739-41,798.14

Finding the Fourth Proportional to 83,886.64, 125,739 and 41,798.14

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Solution

The fourth proportional to 83,886.64, 125,739 and 41,798.14 is: 62,651.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,886.64 : 125,739 = 41,798.14 : x
  2. Step 2: Convert to fraction form
    83,886.64/125,739 = 41,798.14/x
  3. Step 3: Cross multiply
    83,886.64x = 125,739 × 41,798.14
  4. Step 4: Simplify right side
    83,886.64x = 5,255,656,325.46
  5. Step 5: Solve for x
    x = 5,255,656,325.46/83,886.64
  6. Step 6: Final answer
    x = 62,651.89

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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.