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Finding the Fourth Proportional to 173,695.44, 239,695.56 and 97,215.60

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Solution

The fourth proportional to 173,695.44, 239,695.56 and 97,215.60 is: 134,155.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,695.44 : 239,695.56 = 97,215.60 : x
  2. Step 2: Convert to fraction form
    173,695.44/239,695.56 = 97,215.60/x
  3. Step 3: Cross multiply
    173,695.44x = 239,695.56 × 97,215.60
  4. Step 4: Simplify right side
    173,695.44x = 23,302,147,682.74
  5. Step 5: Solve for x
    x = 23,302,147,682.74/173,695.44
  6. Step 6: Final answer
    x = 134,155.21

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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.