Home / 35,250.96-48,642.72-21,103.44

Finding the Fourth Proportional to 35,250.96, 48,642.72 and 21,103.44

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Solution

The fourth proportional to 35,250.96, 48,642.72 and 21,103.44 is: 29,120.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,250.96 : 48,642.72 = 21,103.44 : x
  2. Step 2: Convert to fraction form
    35,250.96/48,642.72 = 21,103.44/x
  3. Step 3: Cross multiply
    35,250.96x = 48,642.72 × 21,103.44
  4. Step 4: Simplify right side
    35,250.96x = 1,026,528,722.96
  5. Step 5: Solve for x
    x = 1,026,528,722.96/35,250.96
  6. Step 6: Final answer
    x = 29,120.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.