Home / 124,771.54-172,184.88-68,182.96

Finding the Fourth Proportional to 124,771.54, 172,184.88 and 68,182.96

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Solution

The fourth proportional to 124,771.54, 172,184.88 and 68,182.96 is: 94,092.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,771.54 : 172,184.88 = 68,182.96 : x
  2. Step 2: Convert to fraction form
    124,771.54/172,184.88 = 68,182.96/x
  3. Step 3: Cross multiply
    124,771.54x = 172,184.88 × 68,182.96
  4. Step 4: Simplify right side
    124,771.54x = 11,740,074,785.64
  5. Step 5: Solve for x
    x = 11,740,074,785.64/124,771.54
  6. Step 6: Final answer
    x = 94,092.57

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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.