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Finding the Fourth Proportional to 101,622.60, 152,433.90 and 26,754.30

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Solution

The fourth proportional to 101,622.60, 152,433.90 and 26,754.30 is: 40,131.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,622.60 : 152,433.90 = 26,754.30 : x
  2. Step 2: Convert to fraction form
    101,622.60/152,433.90 = 26,754.30/x
  3. Step 3: Cross multiply
    101,622.60x = 152,433.90 × 26,754.30
  4. Step 4: Simplify right side
    101,622.60x = 4,078,262,290.77
  5. Step 5: Solve for x
    x = 4,078,262,290.77/101,622.60
  6. Step 6: Final answer
    x = 40,131.45

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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.