Home / 172,066.50-237,348.81-108,293.58

Finding the Fourth Proportional to 172,066.50, 237,348.81 and 108,293.58

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Solution

The fourth proportional to 172,066.50, 237,348.81 and 108,293.58 is: 149,380.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,066.50 : 237,348.81 = 108,293.58 : x
  2. Step 2: Convert to fraction form
    172,066.50/237,348.81 = 108,293.58/x
  3. Step 3: Cross multiply
    172,066.50x = 237,348.81 × 108,293.58
  4. Step 4: Simplify right side
    172,066.50x = 25,703,352,343.64
  5. Step 5: Solve for x
    x = 25,703,352,343.64/172,066.50
  6. Step 6: Final answer
    x = 149,380.34

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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.