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Finding the Fourth Proportional to 161,172.92, 241,759.08 and 42,844.25

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Solution

The fourth proportional to 161,172.92, 241,759.08 and 42,844.25 is: 64,266.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,172.92 : 241,759.08 = 42,844.25 : x
  2. Step 2: Convert to fraction form
    161,172.92/241,759.08 = 42,844.25/x
  3. Step 3: Cross multiply
    161,172.92x = 241,759.08 × 42,844.25
  4. Step 4: Simplify right side
    161,172.92x = 10,357,985,254.49
  5. Step 5: Solve for x
    x = 10,357,985,254.49/161,172.92
  6. Step 6: Final answer
    x = 64,266.29

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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.