Home / 126,420.92-174,459.36-69,059.54

Finding the Fourth Proportional to 126,420.92, 174,459.36 and 69,059.54

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Solution

The fourth proportional to 126,420.92, 174,459.36 and 69,059.54 is: 95,301.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,420.92 : 174,459.36 = 69,059.54 : x
  2. Step 2: Convert to fraction form
    126,420.92/174,459.36 = 69,059.54/x
  3. Step 3: Cross multiply
    126,420.92x = 174,459.36 × 69,059.54
  4. Step 4: Simplify right side
    126,420.92x = 12,048,083,150.29
  5. Step 5: Solve for x
    x = 12,048,083,150.29/126,420.92
  6. Step 6: Final answer
    x = 95,301.34

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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.