Home / 42,697.96-64,049.67-17,740.04

Finding the Fourth Proportional to 42,697.96, 64,049.67 and 17,740.04

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Solution

The fourth proportional to 42,697.96, 64,049.67 and 17,740.04 is: 26,611.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,697.96 : 64,049.67 = 17,740.04 : x
  2. Step 2: Convert to fraction form
    42,697.96/64,049.67 = 17,740.04/x
  3. Step 3: Cross multiply
    42,697.96x = 64,049.67 × 17,740.04
  4. Step 4: Simplify right side
    42,697.96x = 1,136,243,387.54
  5. Step 5: Solve for x
    x = 1,136,243,387.54/42,697.96
  6. Step 6: Final answer
    x = 26,611.19

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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.