Home / 70,204.02-105,294.69-25,819.80

Finding the Fourth Proportional to 70,204.02, 105,294.69 and 25,819.80

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Solution

The fourth proportional to 70,204.02, 105,294.69 and 25,819.80 is: 38,725.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,204.02 : 105,294.69 = 25,819.80 : x
  2. Step 2: Convert to fraction form
    70,204.02/105,294.69 = 25,819.80/x
  3. Step 3: Cross multiply
    70,204.02x = 105,294.69 × 25,819.80
  4. Step 4: Simplify right side
    70,204.02x = 2,718,687,836.86
  5. Step 5: Solve for x
    x = 2,718,687,836.86/70,204.02
  6. Step 6: Final answer
    x = 38,725.53

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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.