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Finding the Fourth Proportional to 173,717.34, 239,727.64 and 98,265.84

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Solution

The fourth proportional to 173,717.34, 239,727.64 and 98,265.84 is: 135,605.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,717.34 : 239,727.64 = 98,265.84 : x
  2. Step 2: Convert to fraction form
    173,717.34/239,727.64 = 98,265.84/x
  3. Step 3: Cross multiply
    173,717.34x = 239,727.64 × 98,265.84
  4. Step 4: Simplify right side
    173,717.34x = 23,557,037,915.82
  5. Step 5: Solve for x
    x = 23,557,037,915.82/173,717.34
  6. Step 6: Final answer
    x = 135,605.56

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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.