Home / 86,510.84-129,755.52-23,336.10

Finding the Fourth Proportional to 86,510.84, 129,755.52 and 23,336.10

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Solution

The fourth proportional to 86,510.84, 129,755.52 and 23,336.10 is: 35,001.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,510.84 : 129,755.52 = 23,336.10 : x
  2. Step 2: Convert to fraction form
    86,510.84/129,755.52 = 23,336.10/x
  3. Step 3: Cross multiply
    86,510.84x = 129,755.52 × 23,336.10
  4. Step 4: Simplify right side
    86,510.84x = 3,027,987,790.27
  5. Step 5: Solve for x
    x = 3,027,987,790.27/86,510.84
  6. Step 6: Final answer
    x = 35,001.25

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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.