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Finding the Fourth Proportional to 173,883.77, 239,968.53 and 97,398.30

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Solution

The fourth proportional to 173,883.77, 239,968.53 and 97,398.30 is: 134,414.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,883.77 : 239,968.53 = 97,398.30 : x
  2. Step 2: Convert to fraction form
    173,883.77/239,968.53 = 97,398.30/x
  3. Step 3: Cross multiply
    173,883.77x = 239,968.53 × 97,398.30
  4. Step 4: Simplify right side
    173,883.77x = 23,372,526,875.50
  5. Step 5: Solve for x
    x = 23,372,526,875.50/173,883.77
  6. Step 6: Final answer
    x = 134,414.65

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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.