Home / 194,421.14-291,631.71-61,314.85

Finding the Fourth Proportional to 194,421.14, 291,631.71 and 61,314.85

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Solution

The fourth proportional to 194,421.14, 291,631.71 and 61,314.85 is: 91,972.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,421.14 : 291,631.71 = 61,314.85 : x
  2. Step 2: Convert to fraction form
    194,421.14/291,631.71 = 61,314.85/x
  3. Step 3: Cross multiply
    194,421.14x = 291,631.71 × 61,314.85
  4. Step 4: Simplify right side
    194,421.14x = 17,881,354,553.89
  5. Step 5: Solve for x
    x = 17,881,354,553.89/194,421.14
  6. Step 6: Final answer
    x = 91,972.28

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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.