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Finding the Fourth Proportional to 58,675.76, 80,973.24 and 32,179.76

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Solution

The fourth proportional to 58,675.76, 80,973.24 and 32,179.76 is: 44,408.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,675.76 : 80,973.24 = 32,179.76 : x
  2. Step 2: Convert to fraction form
    58,675.76/80,973.24 = 32,179.76/x
  3. Step 3: Cross multiply
    58,675.76x = 80,973.24 × 32,179.76
  4. Step 4: Simplify right side
    58,675.76x = 2,605,699,429.62
  5. Step 5: Solve for x
    x = 2,605,699,429.62/58,675.76
  6. Step 6: Final answer
    x = 44,408.45

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1.5x scale

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.