Home / 53,422.32-73,721.34-29,548.20

Finding the Fourth Proportional to 53,422.32, 73,721.34 and 29,548.20

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Solution

The fourth proportional to 53,422.32, 73,721.34 and 29,548.20 is: 40,775.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,422.32 : 73,721.34 = 29,548.20 : x
  2. Step 2: Convert to fraction form
    53,422.32/73,721.34 = 29,548.20/x
  3. Step 3: Cross multiply
    53,422.32x = 73,721.34 × 29,548.20
  4. Step 4: Simplify right side
    53,422.32x = 2,178,332,898.59
  5. Step 5: Solve for x
    x = 2,178,332,898.59/53,422.32
  6. Step 6: Final answer
    x = 40,775.71

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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.