Home / 253,601.16-349,989.30-140,434.44

Finding the Fourth Proportional to 253,601.16, 349,989.30 and 140,434.44

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Solution

The fourth proportional to 253,601.16, 349,989.30 and 140,434.44 is: 193,810.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,601.16 : 349,989.30 = 140,434.44 : x
  2. Step 2: Convert to fraction form
    253,601.16/349,989.30 = 140,434.44/x
  3. Step 3: Cross multiply
    253,601.16x = 349,989.30 × 140,434.44
  4. Step 4: Simplify right side
    253,601.16x = 49,150,551,351.49
  5. Step 5: Solve for x
    x = 49,150,551,351.49/253,601.16
  6. Step 6: Final answer
    x = 193,810.44

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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.