Home / 131,748.23-197,653.83-43,001.90

Finding the Fourth Proportional to 131,748.23, 197,653.83 and 43,001.90

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Solution

The fourth proportional to 131,748.23, 197,653.83 and 43,001.90 is: 64,513.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,748.23 : 197,653.83 = 43,001.90 : x
  2. Step 2: Convert to fraction form
    131,748.23/197,653.83 = 43,001.90/x
  3. Step 3: Cross multiply
    131,748.23x = 197,653.83 × 43,001.90
  4. Step 4: Simplify right side
    131,748.23x = 8,499,490,232.28
  5. Step 5: Solve for x
    x = 8,499,490,232.28/131,748.23
  6. Step 6: Final answer
    x = 64,513.13

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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.