Home / 86,196.24-129,294.36-27,036.64

Finding the Fourth Proportional to 86,196.24, 129,294.36 and 27,036.64

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Solution

The fourth proportional to 86,196.24, 129,294.36 and 27,036.64 is: 40,554.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,196.24 : 129,294.36 = 27,036.64 : x
  2. Step 2: Convert to fraction form
    86,196.24/129,294.36 = 27,036.64/x
  3. Step 3: Cross multiply
    86,196.24x = 129,294.36 × 27,036.64
  4. Step 4: Simplify right side
    86,196.24x = 3,495,685,065.35
  5. Step 5: Solve for x
    x = 3,495,685,065.35/86,196.24
  6. Step 6: Final answer
    x = 40,554.96

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Similar ratio
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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.