Home / 131,555.04-197,315.46-52,670.04

Finding the Fourth Proportional to 131,555.04, 197,315.46 and 52,670.04

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Solution

The fourth proportional to 131,555.04, 197,315.46 and 52,670.04 is: 78,998.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,555.04 : 197,315.46 = 52,670.04 : x
  2. Step 2: Convert to fraction form
    131,555.04/197,315.46 = 52,670.04/x
  3. Step 3: Cross multiply
    131,555.04x = 197,315.46 × 52,670.04
  4. Step 4: Simplify right side
    131,555.04x = 10,392,613,170.82
  5. Step 5: Solve for x
    x = 10,392,613,170.82/131,555.04
  6. Step 6: Final answer
    x = 78,998.21

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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.