Home / 126,259.56-174,242.34-69,676.20

Finding the Fourth Proportional to 126,259.56, 174,242.34 and 69,676.20

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Solution

The fourth proportional to 126,259.56, 174,242.34 and 69,676.20 is: 96,155.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,259.56 : 174,242.34 = 69,676.20 : x
  2. Step 2: Convert to fraction form
    126,259.56/174,242.34 = 69,676.20/x
  3. Step 3: Cross multiply
    126,259.56x = 174,242.34 × 69,676.20
  4. Step 4: Simplify right side
    126,259.56x = 12,140,544,130.31
  5. Step 5: Solve for x
    x = 12,140,544,130.31/126,259.56
  6. Step 6: Final answer
    x = 96,155.44

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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.