Home / 104,778.90-157,166.81-25,893.12

Finding the Fourth Proportional to 104,778.90, 157,166.81 and 25,893.12

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Solution

The fourth proportional to 104,778.90, 157,166.81 and 25,893.12 is: 38,839.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,778.90 : 157,166.81 = 25,893.12 : x
  2. Step 2: Convert to fraction form
    104,778.90/157,166.81 = 25,893.12/x
  3. Step 3: Cross multiply
    104,778.90x = 157,166.81 × 25,893.12
  4. Step 4: Simplify right side
    104,778.90x = 4,069,538,941.88
  5. Step 5: Solve for x
    x = 4,069,538,941.88/104,778.90
  6. Step 6: Final answer
    x = 38,839.30

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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.