Home / 146,922.10-220,613.55-84,714.10

Finding the Fourth Proportional to 146,922.10, 220,613.55 and 84,714.10

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Solution

The fourth proportional to 146,922.10, 220,613.55 and 84,714.10 is: 127,204.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,922.10 : 220,613.55 = 84,714.10 : x
  2. Step 2: Convert to fraction form
    146,922.10/220,613.55 = 84,714.10/x
  3. Step 3: Cross multiply
    146,922.10x = 220,613.55 × 84,714.10
  4. Step 4: Simplify right side
    146,922.10x = 18,689,078,336.06
  5. Step 5: Solve for x
    x = 18,689,078,336.06/146,922.10
  6. Step 6: Final answer
    x = 127,204.00

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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.