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Finding the Fourth Proportional to 32,415.80, 48,620.10 and 26,562.20

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Solution

The fourth proportional to 32,415.80, 48,620.10 and 26,562.20 is: 39,840.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,415.80 : 48,620.10 = 26,562.20 : x
  2. Step 2: Convert to fraction form
    32,415.80/48,620.10 = 26,562.20/x
  3. Step 3: Cross multiply
    32,415.80x = 48,620.10 × 26,562.20
  4. Step 4: Simplify right side
    32,415.80x = 1,291,456,820.22
  5. Step 5: Solve for x
    x = 1,291,456,820.22/32,415.80
  6. Step 6: Final answer
    x = 39,840.35

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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.