Home / 86,255.26-129,382.88-23,925.76

Finding the Fourth Proportional to 86,255.26, 129,382.88 and 23,925.76

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Solution

The fourth proportional to 86,255.26, 129,382.88 and 23,925.76 is: 35,888.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,255.26 : 129,382.88 = 23,925.76 : x
  2. Step 2: Convert to fraction form
    86,255.26/129,382.88 = 23,925.76/x
  3. Step 3: Cross multiply
    86,255.26x = 129,382.88 × 23,925.76
  4. Step 4: Simplify right side
    86,255.26x = 3,095,583,734.99
  5. Step 5: Solve for x
    x = 3,095,583,734.99/86,255.26
  6. Step 6: Final answer
    x = 35,888.64

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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.