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Finding the Fourth Proportional to 158,303.85, 237,401.10 and 45,953.61

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Solution

The fourth proportional to 158,303.85, 237,401.10 and 45,953.61 is: 68,914.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,303.85 : 237,401.10 = 45,953.61 : x
  2. Step 2: Convert to fraction form
    158,303.85/237,401.10 = 45,953.61/x
  3. Step 3: Cross multiply
    158,303.85x = 237,401.10 × 45,953.61
  4. Step 4: Simplify right side
    158,303.85x = 10,909,437,562.97
  5. Step 5: Solve for x
    x = 10,909,437,562.97/158,303.85
  6. Step 6: Final answer
    x = 68,914.54

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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.