Home / 85,910.46-118,556.34-48,184.74

Finding the Fourth Proportional to 85,910.46, 118,556.34 and 48,184.74

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Solution

The fourth proportional to 85,910.46, 118,556.34 and 48,184.74 is: 66,494.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,910.46 : 118,556.34 = 48,184.74 : x
  2. Step 2: Convert to fraction form
    85,910.46/118,556.34 = 48,184.74/x
  3. Step 3: Cross multiply
    85,910.46x = 118,556.34 × 48,184.74
  4. Step 4: Simplify right side
    85,910.46x = 5,712,606,418.25
  5. Step 5: Solve for x
    x = 5,712,606,418.25/85,910.46
  6. Step 6: Final answer
    x = 66,494.89

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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.