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Finding the Fourth Proportional to 158,163.22, 237,219.72 and 73,981.81

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Solution

The fourth proportional to 158,163.22, 237,219.72 and 73,981.81 is: 110,960.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,163.22 : 237,219.72 = 73,981.81 : x
  2. Step 2: Convert to fraction form
    158,163.22/237,219.72 = 73,981.81/x
  3. Step 3: Cross multiply
    158,163.22x = 237,219.72 × 73,981.81
  4. Step 4: Simplify right side
    158,163.22x = 17,549,944,253.29
  5. Step 5: Solve for x
    x = 17,549,944,253.29/158,163.22
  6. Step 6: Final answer
    x = 110,960.97

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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.