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Finding the Fourth Proportional to 237,156.16, 355,796.34 and 70,944.16

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Solution

The fourth proportional to 237,156.16, 355,796.34 and 70,944.16 is: 106,434.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,156.16 : 355,796.34 = 70,944.16 : x
  2. Step 2: Convert to fraction form
    237,156.16/355,796.34 = 70,944.16/x
  3. Step 3: Cross multiply
    237,156.16x = 355,796.34 × 70,944.16
  4. Step 4: Simplify right side
    237,156.16x = 25,241,672,472.37
  5. Step 5: Solve for x
    x = 25,241,672,472.37/237,156.16
  6. Step 6: Final answer
    x = 106,434.82

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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.