Home / 38,789.66-53,534.76-23,679.16

Finding the Fourth Proportional to 38,789.66, 53,534.76 and 23,679.16

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Solution

The fourth proportional to 38,789.66, 53,534.76 and 23,679.16 is: 32,680.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,789.66 : 53,534.76 = 23,679.16 : x
  2. Step 2: Convert to fraction form
    38,789.66/53,534.76 = 23,679.16/x
  3. Step 3: Cross multiply
    38,789.66x = 53,534.76 × 23,679.16
  4. Step 4: Simplify right side
    38,789.66x = 1,267,658,147.60
  5. Step 5: Solve for x
    x = 1,267,658,147.60/38,789.66
  6. Step 6: Final answer
    x = 32,680.31

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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.