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Finding the Fourth Proportional to 177,911.60, 245,524.13 and 97,339.12

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Solution

The fourth proportional to 177,911.60, 245,524.13 and 97,339.12 is: 134,331.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,911.60 : 245,524.13 = 97,339.12 : x
  2. Step 2: Convert to fraction form
    177,911.60/245,524.13 = 97,339.12/x
  3. Step 3: Cross multiply
    177,911.60x = 245,524.13 × 97,339.12
  4. Step 4: Simplify right side
    177,911.60x = 23,899,102,017.48
  5. Step 5: Solve for x
    x = 23,899,102,017.48/177,911.60
  6. Step 6: Final answer
    x = 134,331.33

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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.