Home / 45,479.96-62,793.30-28,491.24

Finding the Fourth Proportional to 45,479.96, 62,793.30 and 28,491.24

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Solution

The fourth proportional to 45,479.96, 62,793.30 and 28,491.24 is: 39,337.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,479.96 : 62,793.30 = 28,491.24 : x
  2. Step 2: Convert to fraction form
    45,479.96/62,793.30 = 28,491.24/x
  3. Step 3: Cross multiply
    45,479.96x = 62,793.30 × 28,491.24
  4. Step 4: Simplify right side
    45,479.96x = 1,789,058,980.69
  5. Step 5: Solve for x
    x = 1,789,058,980.69/45,479.96
  6. Step 6: Final answer
    x = 39,337.30

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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.