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Finding the Fourth Proportional to 101,314.80, 151,980.84 and 26,444.88

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Solution

The fourth proportional to 101,314.80, 151,980.84 and 26,444.88 is: 39,669.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,314.80 : 151,980.84 = 26,444.88 : x
  2. Step 2: Convert to fraction form
    101,314.80/151,980.84 = 26,444.88/x
  3. Step 3: Cross multiply
    101,314.80x = 151,980.84 × 26,444.88
  4. Step 4: Simplify right side
    101,314.80x = 4,019,115,076.10
  5. Step 5: Solve for x
    x = 4,019,115,076.10/101,314.80
  6. Step 6: Final answer
    x = 39,669.58

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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.