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Finding the Fourth Proportional to 158,329.60, 237,163.20 and 74,161.60

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Solution

The fourth proportional to 158,329.60, 237,163.20 and 74,161.60 is: 111,087.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,329.60 : 237,163.20 = 74,161.60 : x
  2. Step 2: Convert to fraction form
    158,329.60/237,163.20 = 74,161.60/x
  3. Step 3: Cross multiply
    158,329.60x = 237,163.20 × 74,161.60
  4. Step 4: Simplify right side
    158,329.60x = 17,588,402,373.12
  5. Step 5: Solve for x
    x = 17,588,402,373.12/158,329.60
  6. Step 6: Final answer
    x = 111,087.27

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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.