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Finding the Fourth Proportional to 169,408.48, 233,751.32 and 96,834.36

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Solution

The fourth proportional to 169,408.48, 233,751.32 and 96,834.36 is: 133,612.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,408.48 : 233,751.32 = 96,834.36 : x
  2. Step 2: Convert to fraction form
    169,408.48/233,751.32 = 96,834.36/x
  3. Step 3: Cross multiply
    169,408.48x = 233,751.32 × 96,834.36
  4. Step 4: Simplify right side
    169,408.48x = 22,635,159,397.74
  5. Step 5: Solve for x
    x = 22,635,159,397.74/169,408.48
  6. Step 6: Final answer
    x = 133,612.91

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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.