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Finding the Fourth Proportional to 162,425.01, 243,473.95 and 67,707.63

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Solution

The fourth proportional to 162,425.01, 243,473.95 and 67,707.63 is: 101,493.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,425.01 : 243,473.95 = 67,707.63 : x
  2. Step 2: Convert to fraction form
    162,425.01/243,473.95 = 67,707.63/x
  3. Step 3: Cross multiply
    162,425.01x = 243,473.95 × 67,707.63
  4. Step 4: Simplify right side
    162,425.01x = 16,485,045,118.90
  5. Step 5: Solve for x
    x = 16,485,045,118.90/162,425.01
  6. Step 6: Final answer
    x = 101,493.27

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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.