Home / 211,727.54-317,673.95-93,315.47

Finding the Fourth Proportional to 211,727.54, 317,673.95 and 93,315.47

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Solution

The fourth proportional to 211,727.54, 317,673.95 and 93,315.47 is: 140,009.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,727.54 : 317,673.95 = 93,315.47 : x
  2. Step 2: Convert to fraction form
    211,727.54/317,673.95 = 93,315.47/x
  3. Step 3: Cross multiply
    211,727.54x = 317,673.95 × 93,315.47
  4. Step 4: Simplify right side
    211,727.54x = 29,643,891,896.06
  5. Step 5: Solve for x
    x = 29,643,891,896.06/211,727.54
  6. Step 6: Final answer
    x = 140,009.62

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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.