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Finding the Fourth Proportional to 237,493.70, 356,263.90 and 69,015.48

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Solution

The fourth proportional to 237,493.70, 356,263.90 and 69,015.48 is: 103,530.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,493.70 : 356,263.90 = 69,015.48 : x
  2. Step 2: Convert to fraction form
    237,493.70/356,263.90 = 69,015.48/x
  3. Step 3: Cross multiply
    237,493.70x = 356,263.90 × 69,015.48
  4. Step 4: Simplify right side
    237,493.70x = 24,587,724,065.17
  5. Step 5: Solve for x
    x = 24,587,724,065.17/237,493.70
  6. Step 6: Final answer
    x = 103,530.01

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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.