Home / 185,159.08-255,423.67-108,626.81

Finding the Fourth Proportional to 185,159.08, 255,423.67 and 108,626.81

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Solution

The fourth proportional to 185,159.08, 255,423.67 and 108,626.81 is: 149,848.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,159.08 : 255,423.67 = 108,626.81 : x
  2. Step 2: Convert to fraction form
    185,159.08/255,423.67 = 108,626.81/x
  3. Step 3: Cross multiply
    185,159.08x = 255,423.67 × 108,626.81
  4. Step 4: Simplify right side
    185,159.08x = 27,745,858,470.59
  5. Step 5: Solve for x
    x = 27,745,858,470.59/185,159.08
  6. Step 6: Final answer
    x = 149,848.76

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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.