Home / 146,613.10-219,919.65-133,053.70

Finding the Fourth Proportional to 146,613.10, 219,919.65 and 133,053.70

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Solution

The fourth proportional to 146,613.10, 219,919.65 and 133,053.70 is: 199,580.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,613.10 : 219,919.65 = 133,053.70 : x
  2. Step 2: Convert to fraction form
    146,613.10/219,919.65 = 133,053.70/x
  3. Step 3: Cross multiply
    146,613.10x = 219,919.65 × 133,053.70
  4. Step 4: Simplify right side
    146,613.10x = 29,261,123,135.21
  5. Step 5: Solve for x
    x = 29,261,123,135.21/146,613.10
  6. Step 6: Final answer
    x = 199,580.55

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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.