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Finding the Fourth Proportional to 161,714.14, 223,146.16 and 92,800.08

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Solution

The fourth proportional to 161,714.14, 223,146.16 and 92,800.08 is: 128,053.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,714.14 : 223,146.16 = 92,800.08 : x
  2. Step 2: Convert to fraction form
    161,714.14/223,146.16 = 92,800.08/x
  3. Step 3: Cross multiply
    161,714.14x = 223,146.16 × 92,800.08
  4. Step 4: Simplify right side
    161,714.14x = 20,707,981,499.69
  5. Step 5: Solve for x
    x = 20,707,981,499.69/161,714.14
  6. Step 6: Final answer
    x = 128,053.00

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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.