Home / 185,621.79-255,964.45-110,155.71

Finding the Fourth Proportional to 185,621.79, 255,964.45 and 110,155.71

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Solution

The fourth proportional to 185,621.79, 255,964.45 and 110,155.71 is: 151,899.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,621.79 : 255,964.45 = 110,155.71 : x
  2. Step 2: Convert to fraction form
    185,621.79/255,964.45 = 110,155.71/x
  3. Step 3: Cross multiply
    185,621.79x = 255,964.45 × 110,155.71
  4. Step 4: Simplify right side
    185,621.79x = 28,195,945,724.51
  5. Step 5: Solve for x
    x = 28,195,945,724.51/185,621.79
  6. Step 6: Final answer
    x = 151,899.98

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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.