Home / 126,090.22-174,005.68-69,503.62

Finding the Fourth Proportional to 126,090.22, 174,005.68 and 69,503.62

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Solution

The fourth proportional to 126,090.22, 174,005.68 and 69,503.62 is: 95,915.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,090.22 : 174,005.68 = 69,503.62 : x
  2. Step 2: Convert to fraction form
    126,090.22/174,005.68 = 69,503.62/x
  3. Step 3: Cross multiply
    126,090.22x = 174,005.68 × 69,503.62
  4. Step 4: Simplify right side
    126,090.22x = 12,094,024,660.56
  5. Step 5: Solve for x
    x = 12,094,024,660.56/126,090.22
  6. Step 6: Final answer
    x = 95,915.64

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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.