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Finding the Fourth Proportional to 173,057.84, 238,817.40 and 97,630.64

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Solution

The fourth proportional to 173,057.84, 238,817.40 and 97,630.64 is: 134,728.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,057.84 : 238,817.40 = 97,630.64 : x
  2. Step 2: Convert to fraction form
    173,057.84/238,817.40 = 97,630.64/x
  3. Step 3: Cross multiply
    173,057.84x = 238,817.40 × 97,630.64
  4. Step 4: Simplify right side
    173,057.84x = 23,315,895,605.14
  5. Step 5: Solve for x
    x = 23,315,895,605.14/173,057.84
  6. Step 6: Final answer
    x = 134,728.92

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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.