Home / 66,422.13-99,611.52-22,036.96

Finding the Fourth Proportional to 66,422.13, 99,611.52 and 22,036.96

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Solution

The fourth proportional to 66,422.13, 99,611.52 and 22,036.96 is: 33,048.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,422.13 : 99,611.52 = 22,036.96 : x
  2. Step 2: Convert to fraction form
    66,422.13/99,611.52 = 22,036.96/x
  3. Step 3: Cross multiply
    66,422.13x = 99,611.52 × 22,036.96
  4. Step 4: Simplify right side
    66,422.13x = 2,195,135,247.61
  5. Step 5: Solve for x
    x = 2,195,135,247.61/66,422.13
  6. Step 6: Final answer
    x = 33,048.25

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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.