Home / 155,327.28-232,843.23-99,009.30

Finding the Fourth Proportional to 155,327.28, 232,843.23 and 99,009.30

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Solution

The fourth proportional to 155,327.28, 232,843.23 and 99,009.30 is: 148,419.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,327.28 : 232,843.23 = 99,009.30 : x
  2. Step 2: Convert to fraction form
    155,327.28/232,843.23 = 99,009.30/x
  3. Step 3: Cross multiply
    155,327.28x = 232,843.23 × 99,009.30
  4. Step 4: Simplify right side
    155,327.28x = 23,053,645,212.04
  5. Step 5: Solve for x
    x = 23,053,645,212.04/155,327.28
  6. Step 6: Final answer
    x = 148,419.81

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1.5x scale

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.