Home / 38,499.60-57,749.40-23,725.20

Finding the Fourth Proportional to 38,499.60, 57,749.40 and 23,725.20

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Solution

The fourth proportional to 38,499.60, 57,749.40 and 23,725.20 is: 35,587.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,499.60 : 57,749.40 = 23,725.20 : x
  2. Step 2: Convert to fraction form
    38,499.60/57,749.40 = 23,725.20/x
  3. Step 3: Cross multiply
    38,499.60x = 57,749.40 × 23,725.20
  4. Step 4: Simplify right side
    38,499.60x = 1,370,116,064.88
  5. Step 5: Solve for x
    x = 1,370,116,064.88/38,499.60
  6. Step 6: Final answer
    x = 35,587.80

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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.