Home / 194,473.10-291,248.85-131,804.30

Finding the Fourth Proportional to 194,473.10, 291,248.85 and 131,804.30

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Solution

The fourth proportional to 194,473.10, 291,248.85 and 131,804.30 is: 197,394.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,473.10 : 291,248.85 = 131,804.30 : x
  2. Step 2: Convert to fraction form
    194,473.10/291,248.85 = 131,804.30/x
  3. Step 3: Cross multiply
    194,473.10x = 291,248.85 × 131,804.30
  4. Step 4: Simplify right side
    194,473.10x = 38,387,850,800.06
  5. Step 5: Solve for x
    x = 38,387,850,800.06/194,473.10
  6. Step 6: Final answer
    x = 197,394.14

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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.