Home / 85,366.46-117,805.88-47,126.06

Finding the Fourth Proportional to 85,366.46, 117,805.88 and 47,126.06

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Solution

The fourth proportional to 85,366.46, 117,805.88 and 47,126.06 is: 65,034.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,366.46 : 117,805.88 = 47,126.06 : x
  2. Step 2: Convert to fraction form
    85,366.46/117,805.88 = 47,126.06/x
  3. Step 3: Cross multiply
    85,366.46x = 117,805.88 × 47,126.06
  4. Step 4: Simplify right side
    85,366.46x = 5,551,726,498.02
  5. Step 5: Solve for x
    x = 5,551,726,498.02/85,366.46
  6. Step 6: Final answer
    x = 65,034.05

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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.