Home / 155,550.42-232,889.85-84,216.96

Finding the Fourth Proportional to 155,550.42, 232,889.85 and 84,216.96

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Solution

The fourth proportional to 155,550.42, 232,889.85 and 84,216.96 is: 126,089.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,550.42 : 232,889.85 = 84,216.96 : x
  2. Step 2: Convert to fraction form
    155,550.42/232,889.85 = 84,216.96/x
  3. Step 3: Cross multiply
    155,550.42x = 232,889.85 × 84,216.96
  4. Step 4: Simplify right side
    155,550.42x = 19,613,275,181.86
  5. Step 5: Solve for x
    x = 19,613,275,181.86/155,550.42
  6. Step 6: Final answer
    x = 126,089.50

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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.