Home / 83,254.28-114,890.67-45,013.56

Finding the Fourth Proportional to 83,254.28, 114,890.67 and 45,013.56

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Solution

The fourth proportional to 83,254.28, 114,890.67 and 45,013.56 is: 62,118.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,254.28 : 114,890.67 = 45,013.56 : x
  2. Step 2: Convert to fraction form
    83,254.28/114,890.67 = 45,013.56/x
  3. Step 3: Cross multiply
    83,254.28x = 114,890.67 × 45,013.56
  4. Step 4: Simplify right side
    83,254.28x = 5,171,637,781.56
  5. Step 5: Solve for x
    x = 5,171,637,781.56/83,254.28
  6. Step 6: Final answer
    x = 62,118.58

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1.5x scale

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.