Home / 25,176.67-37,740.38-10,398.04

Finding the Fourth Proportional to 25,176.67, 37,740.38 and 10,398.04

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Solution

The fourth proportional to 25,176.67, 37,740.38 and 10,398.04 is: 15,586.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,176.67 : 37,740.38 = 10,398.04 : x
  2. Step 2: Convert to fraction form
    25,176.67/37,740.38 = 10,398.04/x
  3. Step 3: Cross multiply
    25,176.67x = 37,740.38 × 10,398.04
  4. Step 4: Simplify right side
    25,176.67x = 392,425,928.87
  5. Step 5: Solve for x
    x = 392,425,928.87/25,176.67
  6. Step 6: Final answer
    x = 15,586.89

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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.