Home / 83,077.88-114,647.40-45,352.12

Finding the Fourth Proportional to 83,077.88, 114,647.40 and 45,352.12

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Solution

The fourth proportional to 83,077.88, 114,647.40 and 45,352.12 is: 62,585.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,077.88 : 114,647.40 = 45,352.12 : x
  2. Step 2: Convert to fraction form
    83,077.88/114,647.40 = 45,352.12/x
  3. Step 3: Cross multiply
    83,077.88x = 114,647.40 × 45,352.12
  4. Step 4: Simplify right side
    83,077.88x = 5,199,502,642.49
  5. Step 5: Solve for x
    x = 5,199,502,642.49/83,077.88
  6. Step 6: Final answer
    x = 62,585.88

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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.