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Finding the Fourth Proportional to 173,261.92, 239,101.41 and 97,810.42

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Solution

The fourth proportional to 173,261.92, 239,101.41 and 97,810.42 is: 134,978.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,261.92 : 239,101.41 = 97,810.42 : x
  2. Step 2: Convert to fraction form
    173,261.92/239,101.41 = 97,810.42/x
  3. Step 3: Cross multiply
    173,261.92x = 239,101.41 × 97,810.42
  4. Step 4: Simplify right side
    173,261.92x = 23,386,609,334.69
  5. Step 5: Solve for x
    x = 23,386,609,334.69/173,261.92
  6. Step 6: Final answer
    x = 134,978.36

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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.