Home / 38,141.40-57,212.10-25,699.80

Finding the Fourth Proportional to 38,141.40, 57,212.10 and 25,699.80

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Solution

The fourth proportional to 38,141.40, 57,212.10 and 25,699.80 is: 38,549.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,141.40 : 57,212.10 = 25,699.80 : x
  2. Step 2: Convert to fraction form
    38,141.40/57,212.10 = 25,699.80/x
  3. Step 3: Cross multiply
    38,141.40x = 57,212.10 × 25,699.80
  4. Step 4: Simplify right side
    38,141.40x = 1,470,339,527.58
  5. Step 5: Solve for x
    x = 1,470,339,527.58/38,141.40
  6. Step 6: Final answer
    x = 38,549.70

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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.