Home / 39,149.12-58,712.88-11,066.96

Finding the Fourth Proportional to 39,149.12, 58,712.88 and 11,066.96

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Solution

The fourth proportional to 39,149.12, 58,712.88 and 11,066.96 is: 16,597.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,149.12 : 58,712.88 = 11,066.96 : x
  2. Step 2: Convert to fraction form
    39,149.12/58,712.88 = 11,066.96/x
  3. Step 3: Cross multiply
    39,149.12x = 58,712.88 × 11,066.96
  4. Step 4: Simplify right side
    39,149.12x = 649,773,094.44
  5. Step 5: Solve for x
    x = 649,773,094.44/39,149.12
  6. Step 6: Final answer
    x = 16,597.39

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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.