Home / 86,213.26-129,308.96-64,058.95

Finding the Fourth Proportional to 86,213.26, 129,308.96 and 64,058.95

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Solution

The fourth proportional to 86,213.26, 129,308.96 and 64,058.95 is: 96,080.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,213.26 : 129,308.96 = 64,058.95 : x
  2. Step 2: Convert to fraction form
    86,213.26/129,308.96 = 64,058.95/x
  3. Step 3: Cross multiply
    86,213.26x = 129,308.96 × 64,058.95
  4. Step 4: Simplify right side
    86,213.26x = 8,283,396,164.64
  5. Step 5: Solve for x
    x = 8,283,396,164.64/86,213.26
  6. Step 6: Final answer
    x = 96,080.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.