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Finding the Fourth Proportional to 177,969.32, 245,590.26 and 97,394.84

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Solution

The fourth proportional to 177,969.32, 245,590.26 and 97,394.84 is: 134,400.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,969.32 : 245,590.26 = 97,394.84 : x
  2. Step 2: Convert to fraction form
    177,969.32/245,590.26 = 97,394.84/x
  3. Step 3: Cross multiply
    177,969.32x = 245,590.26 × 97,394.84
  4. Step 4: Simplify right side
    177,969.32x = 23,919,224,078.26
  5. Step 5: Solve for x
    x = 23,919,224,078.26/177,969.32
  6. Step 6: Final answer
    x = 134,400.83

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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.