Home / 121,348.32-182,104.49-42,463.23

Finding the Fourth Proportional to 121,348.32, 182,104.49 and 42,463.23

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Solution

The fourth proportional to 121,348.32, 182,104.49 and 42,463.23 is: 63,723.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,348.32 : 182,104.49 = 42,463.23 : x
  2. Step 2: Convert to fraction form
    121,348.32/182,104.49 = 42,463.23/x
  3. Step 3: Cross multiply
    121,348.32x = 182,104.49 × 42,463.23
  4. Step 4: Simplify right side
    121,348.32x = 7,732,744,027.31
  5. Step 5: Solve for x
    x = 7,732,744,027.31/121,348.32
  6. Step 6: Final answer
    x = 63,723.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.