Home / 126,312.03-174,310.25-69,723

Finding the Fourth Proportional to 126,312.03, 174,310.25 and 69,723

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Solution

The fourth proportional to 126,312.03, 174,310.25 and 69,723 is: 96,217.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,312.03 : 174,310.25 = 69,723 : x
  2. Step 2: Convert to fraction form
    126,312.03/174,310.25 = 69,723/x
  3. Step 3: Cross multiply
    126,312.03x = 174,310.25 × 69,723
  4. Step 4: Simplify right side
    126,312.03x = 12,153,433,212.14
  5. Step 5: Solve for x
    x = 12,153,433,212.14/126,312.03
  6. Step 6: Final answer
    x = 96,217.54

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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.