Home / 211,001.24-316,435.68-61,251.92

Finding the Fourth Proportional to 211,001.24, 316,435.68 and 61,251.92

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Solution

The fourth proportional to 211,001.24, 316,435.68 and 61,251.92 is: 91,858.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,001.24 : 316,435.68 = 61,251.92 : x
  2. Step 2: Convert to fraction form
    211,001.24/316,435.68 = 61,251.92/x
  3. Step 3: Cross multiply
    211,001.24x = 316,435.68 × 61,251.92
  4. Step 4: Simplify right side
    211,001.24x = 19,382,292,956.51
  5. Step 5: Solve for x
    x = 19,382,292,956.51/211,001.24
  6. Step 6: Final answer
    x = 91,858.67

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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.