Home / 66,388.68-99,577.56-22,000.92

Finding the Fourth Proportional to 66,388.68, 99,577.56 and 22,000.92

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Solution

The fourth proportional to 66,388.68, 99,577.56 and 22,000.92 is: 32,999.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,388.68 : 99,577.56 = 22,000.92 : x
  2. Step 2: Convert to fraction form
    66,388.68/99,577.56 = 22,000.92/x
  3. Step 3: Cross multiply
    66,388.68x = 99,577.56 × 22,000.92
  4. Step 4: Simplify right side
    66,388.68x = 2,190,797,931.36
  5. Step 5: Solve for x
    x = 2,190,797,931.36/66,388.68
  6. Step 6: Final answer
    x = 32,999.57

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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.