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Finding the Fourth Proportional to 104,041.44, 143,566.80 and 58,715.04

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Solution

The fourth proportional to 104,041.44, 143,566.80 and 58,715.04 is: 81,020.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,041.44 : 143,566.80 = 58,715.04 : x
  2. Step 2: Convert to fraction form
    104,041.44/143,566.80 = 58,715.04/x
  3. Step 3: Cross multiply
    104,041.44x = 143,566.80 × 58,715.04
  4. Step 4: Simplify right side
    104,041.44x = 8,429,530,404.67
  5. Step 5: Solve for x
    x = 8,429,530,404.67/104,041.44
  6. Step 6: Final answer
    x = 81,020.89

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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.