Home / 211,863.12-317,843.55-62,114.94

Finding the Fourth Proportional to 211,863.12, 317,843.55 and 62,114.94

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Solution

The fourth proportional to 211,863.12, 317,843.55 and 62,114.94 is: 93,186.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,863.12 : 317,843.55 = 62,114.94 : x
  2. Step 2: Convert to fraction form
    211,863.12/317,843.55 = 62,114.94/x
  3. Step 3: Cross multiply
    211,863.12x = 317,843.55 × 62,114.94
  4. Step 4: Simplify right side
    211,863.12x = 19,742,833,037.64
  5. Step 5: Solve for x
    x = 19,742,833,037.64/211,863.12
  6. Step 6: Final answer
    x = 93,186.74

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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.