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Finding the Fourth Proportional to 58,159.60, 80,263.15 and 32,664.65

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Solution

The fourth proportional to 58,159.60, 80,263.15 and 32,664.65 is: 45,078.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,159.60 : 80,263.15 = 32,664.65 : x
  2. Step 2: Convert to fraction form
    58,159.60/80,263.15 = 32,664.65/x
  3. Step 3: Cross multiply
    58,159.60x = 80,263.15 × 32,664.65
  4. Step 4: Simplify right side
    58,159.60x = 2,621,767,219.67
  5. Step 5: Solve for x
    x = 2,621,767,219.67/58,159.60
  6. Step 6: Final answer
    x = 45,078.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.