Home / 57,066.22-85,590.63-22,000.78

Finding the Fourth Proportional to 57,066.22, 85,590.63 and 22,000.78

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Solution

The fourth proportional to 57,066.22, 85,590.63 and 22,000.78 is: 32,997.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,066.22 : 85,590.63 = 22,000.78 : x
  2. Step 2: Convert to fraction form
    57,066.22/85,590.63 = 22,000.78/x
  3. Step 3: Cross multiply
    57,066.22x = 85,590.63 × 22,000.78
  4. Step 4: Simplify right side
    57,066.22x = 1,883,060,620.69
  5. Step 5: Solve for x
    x = 1,883,060,620.69/57,066.22
  6. Step 6: Final answer
    x = 32,997.82

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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.