Home / 10,159.10-14,018.85-5,682.62

Finding the Fourth Proportional to 10,159.10, 14,018.85 and 5,682.62

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Solution

The fourth proportional to 10,159.10, 14,018.85 and 5,682.62 is: 7,841.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,159.10 : 14,018.85 = 5,682.62 : x
  2. Step 2: Convert to fraction form
    10,159.10/14,018.85 = 5,682.62/x
  3. Step 3: Cross multiply
    10,159.10x = 14,018.85 × 5,682.62
  4. Step 4: Simplify right side
    10,159.10x = 79,663,797.39
  5. Step 5: Solve for x
    x = 79,663,797.39/10,159.10
  6. Step 6: Final answer
    x = 7,841.62

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