Home / 185,036.96-255,353.20-108,557.40

Finding the Fourth Proportional to 185,036.96, 255,353.20 and 108,557.40

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Solution

The fourth proportional to 185,036.96, 255,353.20 and 108,557.40 is: 149,810.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,036.96 : 255,353.20 = 108,557.40 : x
  2. Step 2: Convert to fraction form
    185,036.96/255,353.20 = 108,557.40/x
  3. Step 3: Cross multiply
    185,036.96x = 255,353.20 × 108,557.40
  4. Step 4: Simplify right side
    185,036.96x = 27,720,479,473.68
  5. Step 5: Solve for x
    x = 27,720,479,473.68/185,036.96
  6. Step 6: Final answer
    x = 149,810.50

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1.5x scale

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.