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Finding the Fourth Proportional to 105,333.40, 158,000.10 and 60,937.30

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Solution

The fourth proportional to 105,333.40, 158,000.10 and 60,937.30 is: 91,405.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,333.40 : 158,000.10 = 60,937.30 : x
  2. Step 2: Convert to fraction form
    105,333.40/158,000.10 = 60,937.30/x
  3. Step 3: Cross multiply
    105,333.40x = 158,000.10 × 60,937.30
  4. Step 4: Simplify right side
    105,333.40x = 9,628,099,493.73
  5. Step 5: Solve for x
    x = 9,628,099,493.73/105,333.40
  6. Step 6: Final answer
    x = 91,405.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.