Home / 103,748.64-155,626.08-40,566.24

Finding the Fourth Proportional to 103,748.64, 155,626.08 and 40,566.24

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Solution

The fourth proportional to 103,748.64, 155,626.08 and 40,566.24 is: 60,850.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,748.64 : 155,626.08 = 40,566.24 : x
  2. Step 2: Convert to fraction form
    103,748.64/155,626.08 = 40,566.24/x
  3. Step 3: Cross multiply
    103,748.64x = 155,626.08 × 40,566.24
  4. Step 4: Simplify right side
    103,748.64x = 6,313,164,911.54
  5. Step 5: Solve for x
    x = 6,313,164,911.54/103,748.64
  6. Step 6: Final answer
    x = 60,850.58

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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.