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Finding the Fourth Proportional to 101,921.60, 152,882.40 and 27,041.60

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Solution

The fourth proportional to 101,921.60, 152,882.40 and 27,041.60 is: 40,562.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,921.60 : 152,882.40 = 27,041.60 : x
  2. Step 2: Convert to fraction form
    101,921.60/152,882.40 = 27,041.60/x
  3. Step 3: Cross multiply
    101,921.60x = 152,882.40 × 27,041.60
  4. Step 4: Simplify right side
    101,921.60x = 4,134,184,707.84
  5. Step 5: Solve for x
    x = 4,134,184,707.84/101,921.60
  6. Step 6: Final answer
    x = 40,562.40

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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.