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Finding the Fourth Proportional to 160,593.40, 240,639.90 and 60,699.10

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Solution

The fourth proportional to 160,593.40, 240,639.90 and 60,699.10 is: 90,954.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,593.40 : 240,639.90 = 60,699.10 : x
  2. Step 2: Convert to fraction form
    160,593.40/240,639.90 = 60,699.10/x
  3. Step 3: Cross multiply
    160,593.40x = 240,639.90 × 60,699.10
  4. Step 4: Simplify right side
    160,593.40x = 14,606,625,354.09
  5. Step 5: Solve for x
    x = 14,606,625,354.09/160,593.40
  6. Step 6: Final answer
    x = 90,954.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.