Home / 29,061.35-43,536.45-19,655.15

Finding the Fourth Proportional to 29,061.35, 43,536.45 and 19,655.15

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Solution

The fourth proportional to 29,061.35, 43,536.45 and 19,655.15 is: 29,445.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,061.35 : 43,536.45 = 19,655.15 : x
  2. Step 2: Convert to fraction form
    29,061.35/43,536.45 = 19,655.15/x
  3. Step 3: Cross multiply
    29,061.35x = 43,536.45 × 19,655.15
  4. Step 4: Simplify right side
    29,061.35x = 855,715,455.22
  5. Step 5: Solve for x
    x = 855,715,455.22/29,061.35
  6. Step 6: Final answer
    x = 29,445.14

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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.