Home / 54,421.66-75,097.77-30,543.73

Finding the Fourth Proportional to 54,421.66, 75,097.77 and 30,543.73

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Solution

The fourth proportional to 54,421.66, 75,097.77 and 30,543.73 is: 42,148.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,421.66 : 75,097.77 = 30,543.73 : x
  2. Step 2: Convert to fraction form
    54,421.66/75,097.77 = 30,543.73/x
  3. Step 3: Cross multiply
    54,421.66x = 75,097.77 × 30,543.73
  4. Step 4: Simplify right side
    54,421.66x = 2,293,766,010.48
  5. Step 5: Solve for x
    x = 2,293,766,010.48/54,421.66
  6. Step 6: Final answer
    x = 42,148.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.