Home / 345,934.27-477,388.51-195,030.19

Finding the Fourth Proportional to 345,934.27, 477,388.51 and 195,030.19

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Solution

The fourth proportional to 345,934.27, 477,388.51 and 195,030.19 is: 269,141.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,934.27 : 477,388.51 = 195,030.19 : x
  2. Step 2: Convert to fraction form
    345,934.27/477,388.51 = 195,030.19/x
  3. Step 3: Cross multiply
    345,934.27x = 477,388.51 × 195,030.19
  4. Step 4: Simplify right side
    345,934.27x = 93,105,170,833.97
  5. Step 5: Solve for x
    x = 93,105,170,833.97/345,934.27
  6. Step 6: Final answer
    x = 269,141.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.