Home / 38,743.80-53,484.18-29,788.18

Finding the Fourth Proportional to 38,743.80, 53,484.18 and 29,788.18

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Solution

The fourth proportional to 38,743.80, 53,484.18 and 29,788.18 is: 41,121.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,743.80 : 53,484.18 = 29,788.18 : x
  2. Step 2: Convert to fraction form
    38,743.80/53,484.18 = 29,788.18/x
  3. Step 3: Cross multiply
    38,743.80x = 53,484.18 × 29,788.18
  4. Step 4: Simplify right side
    38,743.80x = 1,593,196,380.99
  5. Step 5: Solve for x
    x = 1,593,196,380.99/38,743.80
  6. Step 6: Final answer
    x = 41,121.32

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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.