Home / 54,772.16-75,585.36-29,621.68

Finding the Fourth Proportional to 54,772.16, 75,585.36 and 29,621.68

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Solution

The fourth proportional to 54,772.16, 75,585.36 and 29,621.68 is: 40,877.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,772.16 : 75,585.36 = 29,621.68 : x
  2. Step 2: Convert to fraction form
    54,772.16/75,585.36 = 29,621.68/x
  3. Step 3: Cross multiply
    54,772.16x = 75,585.36 × 29,621.68
  4. Step 4: Simplify right side
    54,772.16x = 2,238,965,346.60
  5. Step 5: Solve for x
    x = 2,238,965,346.60/54,772.16
  6. Step 6: Final answer
    x = 40,877.80

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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.