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Finding the Fourth Proportional to 173,519.84, 239,456.03 and 97,039.05

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Solution

The fourth proportional to 173,519.84, 239,456.03 and 97,039.05 is: 133,913.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,519.84 : 239,456.03 = 97,039.05 : x
  2. Step 2: Convert to fraction form
    173,519.84/239,456.03 = 97,039.05/x
  3. Step 3: Cross multiply
    173,519.84x = 239,456.03 × 97,039.05
  4. Step 4: Simplify right side
    173,519.84x = 23,236,585,182.78
  5. Step 5: Solve for x
    x = 23,236,585,182.78/173,519.84
  6. Step 6: Final answer
    x = 133,913.14

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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.