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Finding the Fourth Proportional to 104,193.60, 143,800.20 and 58,873.80

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Solution

The fourth proportional to 104,193.60, 143,800.20 and 58,873.80 is: 81,253.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,193.60 : 143,800.20 = 58,873.80 : x
  2. Step 2: Convert to fraction form
    104,193.60/143,800.20 = 58,873.80/x
  3. Step 3: Cross multiply
    104,193.60x = 143,800.20 × 58,873.80
  4. Step 4: Simplify right side
    104,193.60x = 8,466,064,214.76
  5. Step 5: Solve for x
    x = 8,466,064,214.76/104,193.60
  6. Step 6: Final answer
    x = 81,253.21

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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.