Home / 103,633.73-155,532.60-40,484.10

Finding the Fourth Proportional to 103,633.73, 155,532.60 and 40,484.10

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Solution

The fourth proportional to 103,633.73, 155,532.60 and 40,484.10 is: 60,758.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,633.73 : 155,532.60 = 40,484.10 : x
  2. Step 2: Convert to fraction form
    103,633.73/155,532.60 = 40,484.10/x
  3. Step 3: Cross multiply
    103,633.73x = 155,532.60 × 40,484.10
  4. Step 4: Simplify right side
    103,633.73x = 6,296,597,331.66
  5. Step 5: Solve for x
    x = 6,296,597,331.66/103,633.73
  6. Step 6: Final answer
    x = 60,758.18

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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.