Home / 86,380.98-129,573.52-23,201.18

Finding the Fourth Proportional to 86,380.98, 129,573.52 and 23,201.18

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Solution

The fourth proportional to 86,380.98, 129,573.52 and 23,201.18 is: 34,802.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,380.98 : 129,573.52 = 23,201.18 : x
  2. Step 2: Convert to fraction form
    86,380.98/129,573.52 = 23,201.18/x
  3. Step 3: Cross multiply
    86,380.98x = 129,573.52 × 23,201.18
  4. Step 4: Simplify right side
    86,380.98x = 3,006,259,200.14
  5. Step 5: Solve for x
    x = 3,006,259,200.14/86,380.98
  6. Step 6: Final answer
    x = 34,802.33

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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.