Home / 83,044.72-114,602.07-45,319.78

Finding the Fourth Proportional to 83,044.72, 114,602.07 and 45,319.78

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Solution

The fourth proportional to 83,044.72, 114,602.07 and 45,319.78 is: 62,541.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,044.72 : 114,602.07 = 45,319.78 : x
  2. Step 2: Convert to fraction form
    83,044.72/114,602.07 = 45,319.78/x
  3. Step 3: Cross multiply
    83,044.72x = 114,602.07 × 45,319.78
  4. Step 4: Simplify right side
    83,044.72x = 5,193,740,599.94
  5. Step 5: Solve for x
    x = 5,193,740,599.94/83,044.72
  6. Step 6: Final answer
    x = 62,541.49

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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.