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Finding the Fourth Proportional to 162,097.80, 243,094.10 and 53,998.44

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Solution

The fourth proportional to 162,097.80, 243,094.10 and 53,998.44 is: 80,980.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,097.80 : 243,094.10 = 53,998.44 : x
  2. Step 2: Convert to fraction form
    162,097.80/243,094.10 = 53,998.44/x
  3. Step 3: Cross multiply
    162,097.80x = 243,094.10 × 53,998.44
  4. Step 4: Simplify right side
    162,097.80x = 13,126,702,173.20
  5. Step 5: Solve for x
    x = 13,126,702,173.20/162,097.80
  6. Step 6: Final answer
    x = 80,980.14

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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.