Home / 126,113.48-174,037.76-69,526.88

Finding the Fourth Proportional to 126,113.48, 174,037.76 and 69,526.88

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Solution

The fourth proportional to 126,113.48, 174,037.76 and 69,526.88 is: 95,947.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,113.48 : 174,037.76 = 69,526.88 : x
  2. Step 2: Convert to fraction form
    126,113.48/174,037.76 = 69,526.88/x
  3. Step 3: Cross multiply
    126,113.48x = 174,037.76 × 69,526.88
  4. Step 4: Simplify right side
    126,113.48x = 12,100,302,454.99
  5. Step 5: Solve for x
    x = 12,100,302,454.99/126,113.48
  6. Step 6: Final answer
    x = 95,947.73

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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.