Home / 197,963.02-296,950.20-71,614.90

Finding the Fourth Proportional to 197,963.02, 296,950.20 and 71,614.90

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Solution

The fourth proportional to 197,963.02, 296,950.20 and 71,614.90 is: 107,424.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,963.02 : 296,950.20 = 71,614.90 : x
  2. Step 2: Convert to fraction form
    197,963.02/296,950.20 = 71,614.90/x
  3. Step 3: Cross multiply
    197,963.02x = 296,950.20 × 71,614.90
  4. Step 4: Simplify right side
    197,963.02x = 21,266,058,877.98
  5. Step 5: Solve for x
    x = 21,266,058,877.98/197,963.02
  6. Step 6: Final answer
    x = 107,424.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.