Home / 105,231.22-157,855.02-35,110.48

Finding the Fourth Proportional to 105,231.22, 157,855.02 and 35,110.48

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Solution

The fourth proportional to 105,231.22, 157,855.02 and 35,110.48 is: 52,668.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,231.22 : 157,855.02 = 35,110.48 : x
  2. Step 2: Convert to fraction form
    105,231.22/157,855.02 = 35,110.48/x
  3. Step 3: Cross multiply
    105,231.22x = 157,855.02 × 35,110.48
  4. Step 4: Simplify right side
    105,231.22x = 5,542,365,522.61
  5. Step 5: Solve for x
    x = 5,542,365,522.61/105,231.22
  6. Step 6: Final answer
    x = 52,668.45

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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.