Home / 155,548.92-232,973.28-109,009.56

Finding the Fourth Proportional to 155,548.92, 232,973.28 and 109,009.56

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Solution

The fourth proportional to 155,548.92, 232,973.28 and 109,009.56 is: 163,268.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,548.92 : 232,973.28 = 109,009.56 : x
  2. Step 2: Convert to fraction form
    155,548.92/232,973.28 = 109,009.56/x
  3. Step 3: Cross multiply
    155,548.92x = 232,973.28 × 109,009.56
  4. Step 4: Simplify right side
    155,548.92x = 25,396,314,744.56
  5. Step 5: Solve for x
    x = 25,396,314,744.56/155,548.92
  6. Step 6: Final answer
    x = 163,268.99

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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.