Home / 126,004.15-173,885.75-69,415.53

Finding the Fourth Proportional to 126,004.15, 173,885.75 and 69,415.53

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Solution

The fourth proportional to 126,004.15, 173,885.75 and 69,415.53 is: 95,793.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,004.15 : 173,885.75 = 69,415.53 : x
  2. Step 2: Convert to fraction form
    126,004.15/173,885.75 = 69,415.53/x
  3. Step 3: Cross multiply
    126,004.15x = 173,885.75 × 69,415.53
  4. Step 4: Simplify right side
    126,004.15x = 12,070,371,495.70
  5. Step 5: Solve for x
    x = 12,070,371,495.70/126,004.15
  6. Step 6: Final answer
    x = 95,793.44

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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.