Home / 52,378.56-72,283.92-29,409.36

Finding the Fourth Proportional to 52,378.56, 72,283.92 and 29,409.36

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Solution

The fourth proportional to 52,378.56, 72,283.92 and 29,409.36 is: 40,585.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,378.56 : 72,283.92 = 29,409.36 : x
  2. Step 2: Convert to fraction form
    52,378.56/72,283.92 = 29,409.36/x
  3. Step 3: Cross multiply
    52,378.56x = 72,283.92 × 29,409.36
  4. Step 4: Simplify right side
    52,378.56x = 2,125,823,825.49
  5. Step 5: Solve for x
    x = 2,125,823,825.49/52,378.56
  6. Step 6: Final answer
    x = 40,585.76

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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.