Home / 169,703.57-234,138.25-98,057.45

Finding the Fourth Proportional to 169,703.57, 234,138.25 and 98,057.45

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Solution

The fourth proportional to 169,703.57, 234,138.25 and 98,057.45 is: 135,288.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,703.57 : 234,138.25 = 98,057.45 : x
  2. Step 2: Convert to fraction form
    169,703.57/234,138.25 = 98,057.45/x
  3. Step 3: Cross multiply
    169,703.57x = 234,138.25 × 98,057.45
  4. Step 4: Simplify right side
    169,703.57x = 22,958,999,742.46
  5. Step 5: Solve for x
    x = 22,958,999,742.46/169,703.57
  6. Step 6: Final answer
    x = 135,288.84

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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.