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Finding the Fourth Proportional to 161,891.60, 242,722.20 and 62,013.20

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Solution

The fourth proportional to 161,891.60, 242,722.20 and 62,013.20 is: 92,975.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,891.60 : 242,722.20 = 62,013.20 : x
  2. Step 2: Convert to fraction form
    161,891.60/242,722.20 = 62,013.20/x
  3. Step 3: Cross multiply
    161,891.60x = 242,722.20 × 62,013.20
  4. Step 4: Simplify right side
    161,891.60x = 15,051,980,333.04
  5. Step 5: Solve for x
    x = 15,051,980,333.04/161,891.60
  6. Step 6: Final answer
    x = 92,975.67

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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.