Home / 86,302.46-129,460.71-23,972.96

Finding the Fourth Proportional to 86,302.46, 129,460.71 and 23,972.96

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Solution

The fourth proportional to 86,302.46, 129,460.71 and 23,972.96 is: 35,961.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,302.46 : 129,460.71 = 23,972.96 : x
  2. Step 2: Convert to fraction form
    86,302.46/129,460.71 = 23,972.96/x
  3. Step 3: Cross multiply
    86,302.46x = 129,460.71 × 23,972.96
  4. Step 4: Simplify right side
    86,302.46x = 3,103,556,422.40
  5. Step 5: Solve for x
    x = 3,103,556,422.40/86,302.46
  6. Step 6: Final answer
    x = 35,961.39

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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.