Home / 126,299.34-174,291.98-69,709.50

Finding the Fourth Proportional to 126,299.34, 174,291.98 and 69,709.50

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Solution

The fourth proportional to 126,299.34, 174,291.98 and 69,709.50 is: 96,198.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,299.34 : 174,291.98 = 69,709.50 : x
  2. Step 2: Convert to fraction form
    126,299.34/174,291.98 = 69,709.50/x
  3. Step 3: Cross multiply
    126,299.34x = 174,291.98 × 69,709.50
  4. Step 4: Simplify right side
    126,299.34x = 12,149,806,431.26
  5. Step 5: Solve for x
    x = 12,149,806,431.26/126,299.34
  6. Step 6: Final answer
    x = 96,198.50

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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.