Home / 131,115.33-196,673.25-56,186.91

Finding the Fourth Proportional to 131,115.33, 196,673.25 and 56,186.91

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Solution

The fourth proportional to 131,115.33, 196,673.25 and 56,186.91 is: 84,280.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,115.33 : 196,673.25 = 56,186.91 : x
  2. Step 2: Convert to fraction form
    131,115.33/196,673.25 = 56,186.91/x
  3. Step 3: Cross multiply
    131,115.33x = 196,673.25 × 56,186.91
  4. Step 4: Simplify right side
    131,115.33x = 11,050,462,197.16
  5. Step 5: Solve for x
    x = 11,050,462,197.16/131,115.33
  6. Step 6: Final answer
    x = 84,280.47

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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.