Home / 54,947.94-75,827.76-30,748.92

Finding the Fourth Proportional to 54,947.94, 75,827.76 and 30,748.92

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Solution

The fourth proportional to 54,947.94, 75,827.76 and 30,748.92 is: 42,433.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,947.94 : 75,827.76 = 30,748.92 : x
  2. Step 2: Convert to fraction form
    54,947.94/75,827.76 = 30,748.92/x
  3. Step 3: Cross multiply
    54,947.94x = 75,827.76 × 30,748.92
  4. Step 4: Simplify right side
    54,947.94x = 2,331,621,726.02
  5. Step 5: Solve for x
    x = 2,331,621,726.02/54,947.94
  6. Step 6: Final answer
    x = 42,433.29

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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.