Home / 54,613.24-75,360.48-30,739.52

Finding the Fourth Proportional to 54,613.24, 75,360.48 and 30,739.52

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Solution

The fourth proportional to 54,613.24, 75,360.48 and 30,739.52 is: 42,417.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,613.24 : 75,360.48 = 30,739.52 : x
  2. Step 2: Convert to fraction form
    54,613.24/75,360.48 = 30,739.52/x
  3. Step 3: Cross multiply
    54,613.24x = 75,360.48 × 30,739.52
  4. Step 4: Simplify right side
    54,613.24x = 2,316,544,982.17
  5. Step 5: Solve for x
    x = 2,316,544,982.17/54,613.24
  6. Step 6: Final answer
    x = 42,417.28

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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.