Home / 126,004.35-173,885.99-69,415.72

Finding the Fourth Proportional to 126,004.35, 173,885.99 and 69,415.72

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Solution

The fourth proportional to 126,004.35, 173,885.99 and 69,415.72 is: 95,793.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,004.35 : 173,885.99 = 69,415.72 : x
  2. Step 2: Convert to fraction form
    126,004.35/173,885.99 = 69,415.72/x
  3. Step 3: Cross multiply
    126,004.35x = 173,885.99 × 69,415.72
  4. Step 4: Simplify right side
    126,004.35x = 12,070,421,020.22
  5. Step 5: Solve for x
    x = 12,070,421,020.22/126,004.35
  6. Step 6: Final answer
    x = 95,793.69

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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.