Home / 251,833.56-347,426.19-149,838.63

Finding the Fourth Proportional to 251,833.56, 347,426.19 and 149,838.63

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Solution

The fourth proportional to 251,833.56, 347,426.19 and 149,838.63 is: 206,715.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,833.56 : 347,426.19 = 149,838.63 : x
  2. Step 2: Convert to fraction form
    251,833.56/347,426.19 = 149,838.63/x
  3. Step 3: Cross multiply
    251,833.56x = 347,426.19 × 149,838.63
  4. Step 4: Simplify right side
    251,833.56x = 52,057,864,335.72
  5. Step 5: Solve for x
    x = 52,057,864,335.72/251,833.56
  6. Step 6: Final answer
    x = 206,715.36

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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.