Home / 112,215.66-168,204.87-48,980.34

Finding the Fourth Proportional to 112,215.66, 168,204.87 and 48,980.34

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Solution

The fourth proportional to 112,215.66, 168,204.87 and 48,980.34 is: 73,418.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,215.66 : 168,204.87 = 48,980.34 : x
  2. Step 2: Convert to fraction form
    112,215.66/168,204.87 = 48,980.34/x
  3. Step 3: Cross multiply
    112,215.66x = 168,204.87 × 48,980.34
  4. Step 4: Simplify right side
    112,215.66x = 8,238,731,722.26
  5. Step 5: Solve for x
    x = 8,238,731,722.26/112,215.66
  6. Step 6: Final answer
    x = 73,418.73

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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.