Home / 126,331.96-174,333.48-69,742.12

Finding the Fourth Proportional to 126,331.96, 174,333.48 and 69,742.12

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Solution

The fourth proportional to 126,331.96, 174,333.48 and 69,742.12 is: 96,241.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,331.96 : 174,333.48 = 69,742.12 : x
  2. Step 2: Convert to fraction form
    126,331.96/174,333.48 = 69,742.12/x
  3. Step 3: Cross multiply
    126,331.96x = 174,333.48 × 69,742.12
  4. Step 4: Simplify right side
    126,331.96x = 12,158,386,482.18
  5. Step 5: Solve for x
    x = 12,158,386,482.18/126,331.96
  6. Step 6: Final answer
    x = 96,241.57

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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.