Home / 103,738.60-155,590.74-37,168.84

Finding the Fourth Proportional to 103,738.60, 155,590.74 and 37,168.84

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Solution

The fourth proportional to 103,738.60, 155,590.74 and 37,168.84 is: 55,747.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,738.60 : 155,590.74 = 37,168.84 : x
  2. Step 2: Convert to fraction form
    103,738.60/155,590.74 = 37,168.84/x
  3. Step 3: Cross multiply
    103,738.60x = 155,590.74 × 37,168.84
  4. Step 4: Simplify right side
    103,738.60x = 5,783,127,320.54
  5. Step 5: Solve for x
    x = 5,783,127,320.54/103,738.60
  6. Step 6: Final answer
    x = 55,747.11

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1.5x scale

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.