Home / 131,700.72-197,557.44-42,954.06

Finding the Fourth Proportional to 131,700.72, 197,557.44 and 42,954.06

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Solution

The fourth proportional to 131,700.72, 197,557.44 and 42,954.06 is: 64,433.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,700.72 : 197,557.44 = 42,954.06 : x
  2. Step 2: Convert to fraction form
    131,700.72/197,557.44 = 42,954.06/x
  3. Step 3: Cross multiply
    131,700.72x = 197,557.44 × 42,954.06
  4. Step 4: Simplify right side
    131,700.72x = 8,485,894,131.21
  5. Step 5: Solve for x
    x = 8,485,894,131.21/131,700.72
  6. Step 6: Final answer
    x = 64,433.16

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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.