Home / 54,650.18-75,417.52-30,777.26

Finding the Fourth Proportional to 54,650.18, 75,417.52 and 30,777.26

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Solution

The fourth proportional to 54,650.18, 75,417.52 and 30,777.26 is: 42,472.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,650.18 : 75,417.52 = 30,777.26 : x
  2. Step 2: Convert to fraction form
    54,650.18/75,417.52 = 30,777.26/x
  3. Step 3: Cross multiply
    54,650.18x = 75,417.52 × 30,777.26
  4. Step 4: Simplify right side
    54,650.18x = 2,321,144,621.60
  5. Step 5: Solve for x
    x = 2,321,144,621.60/54,650.18
  6. Step 6: Final answer
    x = 42,472.77

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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.