Home / 104,936.40-157,404.60-60,540.30

Finding the Fourth Proportional to 104,936.40, 157,404.60 and 60,540.30

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Solution

The fourth proportional to 104,936.40, 157,404.60 and 60,540.30 is: 90,810.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,936.40 : 157,404.60 = 60,540.30 : x
  2. Step 2: Convert to fraction form
    104,936.40/157,404.60 = 60,540.30/x
  3. Step 3: Cross multiply
    104,936.40x = 157,404.60 × 60,540.30
  4. Step 4: Simplify right side
    104,936.40x = 9,529,321,705.38
  5. Step 5: Solve for x
    x = 9,529,321,705.38/104,936.40
  6. Step 6: Final answer
    x = 90,810.45

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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.