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Finding the Fourth Proportional to 174,648.78, 241,012.08 and 97,129.20

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Solution

The fourth proportional to 174,648.78, 241,012.08 and 97,129.20 is: 134,036.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,648.78 : 241,012.08 = 97,129.20 : x
  2. Step 2: Convert to fraction form
    174,648.78/241,012.08 = 97,129.20/x
  3. Step 3: Cross multiply
    174,648.78x = 241,012.08 × 97,129.20
  4. Step 4: Simplify right side
    174,648.78x = 23,409,310,520.74
  5. Step 5: Solve for x
    x = 23,409,310,520.74/174,648.78
  6. Step 6: Final answer
    x = 134,036.50

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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.