Home / 103,611.06-155,416.59-37,047.15

Finding the Fourth Proportional to 103,611.06, 155,416.59 and 37,047.15

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Solution

The fourth proportional to 103,611.06, 155,416.59 and 37,047.15 is: 55,570.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,611.06 : 155,416.59 = 37,047.15 : x
  2. Step 2: Convert to fraction form
    103,611.06/155,416.59 = 37,047.15/x
  3. Step 3: Cross multiply
    103,611.06x = 155,416.59 × 37,047.15
  4. Step 4: Simplify right side
    103,611.06x = 5,757,741,722.22
  5. Step 5: Solve for x
    x = 5,757,741,722.22/103,611.06
  6. Step 6: Final answer
    x = 55,570.73

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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.