Home / 104,214.30-156,321.45-48,918.30

Finding the Fourth Proportional to 104,214.30, 156,321.45 and 48,918.30

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Solution

The fourth proportional to 104,214.30, 156,321.45 and 48,918.30 is: 73,377.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,214.30 : 156,321.45 = 48,918.30 : x
  2. Step 2: Convert to fraction form
    104,214.30/156,321.45 = 48,918.30/x
  3. Step 3: Cross multiply
    104,214.30x = 156,321.45 × 48,918.30
  4. Step 4: Simplify right side
    104,214.30x = 7,646,979,587.54
  5. Step 5: Solve for x
    x = 7,646,979,587.54/104,214.30
  6. Step 6: Final answer
    x = 73,377.45

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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.