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Finding the Fourth Proportional to 104,000.52, 143,508.37 and 58,675.86

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Solution

The fourth proportional to 104,000.52, 143,508.37 and 58,675.86 is: 80,965.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,000.52 : 143,508.37 = 58,675.86 : x
  2. Step 2: Convert to fraction form
    104,000.52/143,508.37 = 58,675.86/x
  3. Step 3: Cross multiply
    104,000.52x = 143,508.37 × 58,675.86
  4. Step 4: Simplify right side
    104,000.52x = 8,420,477,026.95
  5. Step 5: Solve for x
    x = 8,420,477,026.95/104,000.52
  6. Step 6: Final answer
    x = 80,965.72

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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.