Home / 126,360.18-174,372.48-69,770.34

Finding the Fourth Proportional to 126,360.18, 174,372.48 and 69,770.34

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Solution

The fourth proportional to 126,360.18, 174,372.48 and 69,770.34 is: 96,280.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,360.18 : 174,372.48 = 69,770.34 : x
  2. Step 2: Convert to fraction form
    126,360.18/174,372.48 = 69,770.34/x
  3. Step 3: Cross multiply
    126,360.18x = 174,372.48 × 69,770.34
  4. Step 4: Simplify right side
    126,360.18x = 12,166,027,216.24
  5. Step 5: Solve for x
    x = 12,166,027,216.24/126,360.18
  6. Step 6: Final answer
    x = 96,280.55

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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.