Home / 42,933.03-64,386.42-29,691.13

Finding the Fourth Proportional to 42,933.03, 64,386.42 and 29,691.13

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Solution

The fourth proportional to 42,933.03, 64,386.42 and 29,691.13 is: 44,527.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,933.03 : 64,386.42 = 29,691.13 : x
  2. Step 2: Convert to fraction form
    42,933.03/64,386.42 = 29,691.13/x
  3. Step 3: Cross multiply
    42,933.03x = 64,386.42 × 29,691.13
  4. Step 4: Simplify right side
    42,933.03x = 1,911,705,566.45
  5. Step 5: Solve for x
    x = 1,911,705,566.45/42,933.03
  6. Step 6: Final answer
    x = 44,527.62

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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.