Home / 253,614.06-349,997.94-140,436.81

Finding the Fourth Proportional to 253,614.06, 349,997.94 and 140,436.81

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Solution

The fourth proportional to 253,614.06, 349,997.94 and 140,436.81 is: 193,808.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,614.06 : 349,997.94 = 140,436.81 : x
  2. Step 2: Convert to fraction form
    253,614.06/349,997.94 = 140,436.81/x
  3. Step 3: Cross multiply
    253,614.06x = 349,997.94 × 140,436.81
  4. Step 4: Simplify right side
    253,614.06x = 49,152,594,200.17
  5. Step 5: Solve for x
    x = 49,152,594,200.17/253,614.06
  6. Step 6: Final answer
    x = 193,808.63

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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.