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Finding the Fourth Proportional to 168,726.24, 232,833.12 and 93,270.24

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Solution

The fourth proportional to 168,726.24, 232,833.12 and 93,270.24 is: 128,707.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,726.24 : 232,833.12 = 93,270.24 : x
  2. Step 2: Convert to fraction form
    168,726.24/232,833.12 = 93,270.24/x
  3. Step 3: Cross multiply
    168,726.24x = 232,833.12 × 93,270.24
  4. Step 4: Simplify right side
    168,726.24x = 21,716,400,982.35
  5. Step 5: Solve for x
    x = 21,716,400,982.35/168,726.24
  6. Step 6: Final answer
    x = 128,707.91

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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.