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Finding the Fourth Proportional to 173,073.88, 238,853.10 and 97,620.76

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Solution

The fourth proportional to 173,073.88, 238,853.10 and 97,620.76 is: 134,722.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,073.88 : 238,853.10 = 97,620.76 : x
  2. Step 2: Convert to fraction form
    173,073.88/238,853.10 = 97,620.76/x
  3. Step 3: Cross multiply
    173,073.88x = 238,853.10 × 97,620.76
  4. Step 4: Simplify right side
    173,073.88x = 23,317,021,150.36
  5. Step 5: Solve for x
    x = 23,317,021,150.36/173,073.88
  6. Step 6: Final answer
    x = 134,722.94

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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.