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Finding the Fourth Proportional to 64,054.20, 95,822.10 and 56,278.20

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Solution

The fourth proportional to 64,054.20, 95,822.10 and 56,278.20 is: 84,189.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,054.20 : 95,822.10 = 56,278.20 : x
  2. Step 2: Convert to fraction form
    64,054.20/95,822.10 = 56,278.20/x
  3. Step 3: Cross multiply
    64,054.20x = 95,822.10 × 56,278.20
  4. Step 4: Simplify right side
    64,054.20x = 5,392,695,308.22
  5. Step 5: Solve for x
    x = 5,392,695,308.22/64,054.20
  6. Step 6: Final answer
    x = 84,189.57

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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.