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Finding the Fourth Proportional to 168,489.87, 232,514.60 and 93,036.75

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Solution

The fourth proportional to 168,489.87, 232,514.60 and 93,036.75 is: 128,389.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,489.87 : 232,514.60 = 93,036.75 : x
  2. Step 2: Convert to fraction form
    168,489.87/232,514.60 = 93,036.75/x
  3. Step 3: Cross multiply
    168,489.87x = 232,514.60 × 93,036.75
  4. Step 4: Simplify right side
    168,489.87x = 21,632,402,246.37
  5. Step 5: Solve for x
    x = 21,632,402,246.37/168,489.87
  6. Step 6: Final answer
    x = 128,389.93

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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.