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Finding the Fourth Proportional to 104,907.60, 144,759.96 and 59,569.20

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Solution

The fourth proportional to 104,907.60, 144,759.96 and 59,569.20 is: 82,198.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,907.60 : 144,759.96 = 59,569.20 : x
  2. Step 2: Convert to fraction form
    104,907.60/144,759.96 = 59,569.20/x
  3. Step 3: Cross multiply
    104,907.60x = 144,759.96 × 59,569.20
  4. Step 4: Simplify right side
    104,907.60x = 8,623,235,009.23
  5. Step 5: Solve for x
    x = 8,623,235,009.23/104,907.60
  6. Step 6: Final answer
    x = 82,198.38

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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.