Home / 51,699.53-71,345.27-29,039.18

Finding the Fourth Proportional to 51,699.53, 71,345.27 and 29,039.18

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Solution

The fourth proportional to 51,699.53, 71,345.27 and 29,039.18 is: 40,074.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,699.53 : 71,345.27 = 29,039.18 : x
  2. Step 2: Convert to fraction form
    51,699.53/71,345.27 = 29,039.18/x
  3. Step 3: Cross multiply
    51,699.53x = 71,345.27 × 29,039.18
  4. Step 4: Simplify right side
    51,699.53x = 2,071,807,853.55
  5. Step 5: Solve for x
    x = 2,071,807,853.55/51,699.53
  6. Step 6: Final answer
    x = 40,074.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.