Home / 52,989.70-73,127.14-29,116.98

Finding the Fourth Proportional to 52,989.70, 73,127.14 and 29,116.98

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Solution

The fourth proportional to 52,989.70, 73,127.14 and 29,116.98 is: 40,182.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,989.70 : 73,127.14 = 29,116.98 : x
  2. Step 2: Convert to fraction form
    52,989.70/73,127.14 = 29,116.98/x
  3. Step 3: Cross multiply
    52,989.70x = 73,127.14 × 29,116.98
  4. Step 4: Simplify right side
    52,989.70x = 2,129,241,472.84
  5. Step 5: Solve for x
    x = 2,129,241,472.84/52,989.70
  6. Step 6: Final answer
    x = 40,182.18

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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.