Home / 48,259.31-72,346.13-18,252.55

Finding the Fourth Proportional to 48,259.31, 72,346.13 and 18,252.55

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Solution

The fourth proportional to 48,259.31, 72,346.13 and 18,252.55 is: 27,362.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,259.31 : 72,346.13 = 18,252.55 : x
  2. Step 2: Convert to fraction form
    48,259.31/72,346.13 = 18,252.55/x
  3. Step 3: Cross multiply
    48,259.31x = 72,346.13 × 18,252.55
  4. Step 4: Simplify right side
    48,259.31x = 1,320,501,562.99
  5. Step 5: Solve for x
    x = 1,320,501,562.99/48,259.31
  6. Step 6: Final answer
    x = 27,362.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.