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Finding the Fourth Proportional to 157,950.40, 237,019.20 and 58,180.72

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Solution

The fourth proportional to 157,950.40, 237,019.20 and 58,180.72 is: 87,305.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,950.40 : 237,019.20 = 58,180.72 : x
  2. Step 2: Convert to fraction form
    157,950.40/237,019.20 = 58,180.72/x
  3. Step 3: Cross multiply
    157,950.40x = 237,019.20 × 58,180.72
  4. Step 4: Simplify right side
    157,950.40x = 13,789,947,709.82
  5. Step 5: Solve for x
    x = 13,789,947,709.82/157,950.40
  6. Step 6: Final answer
    x = 87,305.56

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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.