Home / 52,971.87-73,101.23-29,100.09

Finding the Fourth Proportional to 52,971.87, 73,101.23 and 29,100.09

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Solution

The fourth proportional to 52,971.87, 73,101.23 and 29,100.09 is: 40,158.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,971.87 : 73,101.23 = 29,100.09 : x
  2. Step 2: Convert to fraction form
    52,971.87/73,101.23 = 29,100.09/x
  3. Step 3: Cross multiply
    52,971.87x = 73,101.23 × 29,100.09
  4. Step 4: Simplify right side
    52,971.87x = 2,127,252,156.76
  5. Step 5: Solve for x
    x = 2,127,252,156.76/52,971.87
  6. Step 6: Final answer
    x = 40,158.14

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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.