Home / 52,631.56-72,631.49-29,970.56

Finding the Fourth Proportional to 52,631.56, 72,631.49 and 29,970.56

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Solution

The fourth proportional to 52,631.56, 72,631.49 and 29,970.56 is: 41,359.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,631.56 : 72,631.49 = 29,970.56 : x
  2. Step 2: Convert to fraction form
    52,631.56/72,631.49 = 29,970.56/x
  3. Step 3: Cross multiply
    52,631.56x = 72,631.49 × 29,970.56
  4. Step 4: Simplify right side
    52,631.56x = 2,176,806,396.82
  5. Step 5: Solve for x
    x = 2,176,806,396.82/52,631.56
  6. Step 6: Final answer
    x = 41,359.33

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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.