Home / 71,886.83-99,204.23-41,690.06

Finding the Fourth Proportional to 71,886.83, 99,204.23 and 41,690.06

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Solution

The fourth proportional to 71,886.83, 99,204.23 and 41,690.06 is: 57,532.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,886.83 : 99,204.23 = 41,690.06 : x
  2. Step 2: Convert to fraction form
    71,886.83/99,204.23 = 41,690.06/x
  3. Step 3: Cross multiply
    71,886.83x = 99,204.23 × 41,690.06
  4. Step 4: Simplify right side
    71,886.83x = 4,135,830,046.67
  5. Step 5: Solve for x
    x = 4,135,830,046.67/71,886.83
  6. Step 6: Final answer
    x = 57,532.52

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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.