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Finding the Fourth Proportional to 201,616.58, 302,424.46 and 59,561.60

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Solution

The fourth proportional to 201,616.58, 302,424.46 and 59,561.60 is: 89,342.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,616.58 : 302,424.46 = 59,561.60 : x
  2. Step 2: Convert to fraction form
    201,616.58/302,424.46 = 59,561.60/x
  3. Step 3: Cross multiply
    201,616.58x = 302,424.46 × 59,561.60
  4. Step 4: Simplify right side
    201,616.58x = 18,012,885,323.89
  5. Step 5: Solve for x
    x = 18,012,885,323.89/201,616.58
  6. Step 6: Final answer
    x = 89,342.28

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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.