Home / 70,201.48-105,191.52-25,767.10

Finding the Fourth Proportional to 70,201.48, 105,191.52 and 25,767.10

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Solution

The fourth proportional to 70,201.48, 105,191.52 and 25,767.10 is: 38,610.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,201.48 : 105,191.52 = 25,767.10 : x
  2. Step 2: Convert to fraction form
    70,201.48/105,191.52 = 25,767.10/x
  3. Step 3: Cross multiply
    70,201.48x = 105,191.52 × 25,767.10
  4. Step 4: Simplify right side
    70,201.48x = 2,710,480,414.99
  5. Step 5: Solve for x
    x = 2,710,480,414.99/70,201.48
  6. Step 6: Final answer
    x = 38,610.02

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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.