Home / 126,329.66-174,334.56-69,740.63

Finding the Fourth Proportional to 126,329.66, 174,334.56 and 69,740.63

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Solution

The fourth proportional to 126,329.66, 174,334.56 and 69,740.63 is: 96,241.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,329.66 : 174,334.56 = 69,740.63 : x
  2. Step 2: Convert to fraction form
    126,329.66/174,334.56 = 69,740.63/x
  3. Step 3: Cross multiply
    126,329.66x = 174,334.56 × 69,740.63
  4. Step 4: Simplify right side
    126,329.66x = 12,158,201,173.50
  5. Step 5: Solve for x
    x = 12,158,201,173.50/126,329.66
  6. Step 6: Final answer
    x = 96,241.86

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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.