Home / 211,646.94-317,472.17-53,875.10

Finding the Fourth Proportional to 211,646.94, 317,472.17 and 53,875.10

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Solution

The fourth proportional to 211,646.94, 317,472.17 and 53,875.10 is: 80,813.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,646.94 : 317,472.17 = 53,875.10 : x
  2. Step 2: Convert to fraction form
    211,646.94/317,472.17 = 53,875.10/x
  3. Step 3: Cross multiply
    211,646.94x = 317,472.17 × 53,875.10
  4. Step 4: Simplify right side
    211,646.94x = 17,103,844,905.97
  5. Step 5: Solve for x
    x = 17,103,844,905.97/211,646.94
  6. Step 6: Final answer
    x = 80,813.10

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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.