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Finding the Fourth Proportional to 104,687.98, 144,466.40 and 59,370.15

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Solution

The fourth proportional to 104,687.98, 144,466.40 and 59,370.15 is: 81,929.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,687.98 : 144,466.40 = 59,370.15 : x
  2. Step 2: Convert to fraction form
    104,687.98/144,466.40 = 59,370.15/x
  3. Step 3: Cross multiply
    104,687.98x = 144,466.40 × 59,370.15
  4. Step 4: Simplify right side
    104,687.98x = 8,576,991,837.96
  5. Step 5: Solve for x
    x = 8,576,991,837.96/104,687.98
  6. Step 6: Final answer
    x = 81,929.10

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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.