Home / 211,107.56-316,682.08-61,349.16

Finding the Fourth Proportional to 211,107.56, 316,682.08 and 61,349.16

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Solution

The fourth proportional to 211,107.56, 316,682.08 and 61,349.16 is: 92,029.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,107.56 : 316,682.08 = 61,349.16 : x
  2. Step 2: Convert to fraction form
    211,107.56/316,682.08 = 61,349.16/x
  3. Step 3: Cross multiply
    211,107.56x = 316,682.08 × 61,349.16
  4. Step 4: Simplify right side
    211,107.56x = 19,428,179,595.05
  5. Step 5: Solve for x
    x = 19,428,179,595.05/211,107.56
  6. Step 6: Final answer
    x = 92,029.77

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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.