Home / 211,699.24-317,478.39-61,948.06

Finding the Fourth Proportional to 211,699.24, 317,478.39 and 61,948.06

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Solution

The fourth proportional to 211,699.24, 317,478.39 and 61,948.06 is: 92,901.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,699.24 : 317,478.39 = 61,948.06 : x
  2. Step 2: Convert to fraction form
    211,699.24/317,478.39 = 61,948.06/x
  3. Step 3: Cross multiply
    211,699.24x = 317,478.39 × 61,948.06
  4. Step 4: Simplify right side
    211,699.24x = 19,667,170,352.42
  5. Step 5: Solve for x
    x = 19,667,170,352.42/211,699.24
  6. Step 6: Final answer
    x = 92,901.47

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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.