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Finding the Fourth Proportional to 162,237.54, 243,418.64 and 114,252.20

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Solution

The fourth proportional to 162,237.54, 243,418.64 and 114,252.20 is: 171,422.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,237.54 : 243,418.64 = 114,252.20 : x
  2. Step 2: Convert to fraction form
    162,237.54/243,418.64 = 114,252.20/x
  3. Step 3: Cross multiply
    162,237.54x = 243,418.64 × 114,252.20
  4. Step 4: Simplify right side
    162,237.54x = 27,811,114,569.75
  5. Step 5: Solve for x
    x = 27,811,114,569.75/162,237.54
  6. Step 6: Final answer
    x = 171,422.19

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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.