Home / 83,090.22-114,663.92-45,364.47

Finding the Fourth Proportional to 83,090.22, 114,663.92 and 45,364.47

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Solution

The fourth proportional to 83,090.22, 114,663.92 and 45,364.47 is: 62,602.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,090.22 : 114,663.92 = 45,364.47 : x
  2. Step 2: Convert to fraction form
    83,090.22/114,663.92 = 45,364.47/x
  3. Step 3: Cross multiply
    83,090.22x = 114,663.92 × 45,364.47
  4. Step 4: Simplify right side
    83,090.22x = 5,201,667,732.10
  5. Step 5: Solve for x
    x = 5,201,667,732.10/83,090.22
  6. Step 6: Final answer
    x = 62,602.65

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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.