Home / 54,616.64-75,347.46-31,320.68

Finding the Fourth Proportional to 54,616.64, 75,347.46 and 31,320.68

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Solution

The fourth proportional to 54,616.64, 75,347.46 and 31,320.68 is: 43,209.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,616.64 : 75,347.46 = 31,320.68 : x
  2. Step 2: Convert to fraction form
    54,616.64/75,347.46 = 31,320.68/x
  3. Step 3: Cross multiply
    54,616.64x = 75,347.46 × 31,320.68
  4. Step 4: Simplify right side
    54,616.64x = 2,359,933,683.47
  5. Step 5: Solve for x
    x = 2,359,933,683.47/54,616.64
  6. Step 6: Final answer
    x = 43,209.06

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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.