Home / 316,947.08-437,388.33-171,753.19

Finding the Fourth Proportional to 316,947.08, 437,388.33 and 171,753.19

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Solution

The fourth proportional to 316,947.08, 437,388.33 and 171,753.19 is: 237,020.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,947.08 : 437,388.33 = 171,753.19 : x
  2. Step 2: Convert to fraction form
    316,947.08/437,388.33 = 171,753.19/x
  3. Step 3: Cross multiply
    316,947.08x = 437,388.33 × 171,753.19
  4. Step 4: Simplify right side
    316,947.08x = 75,122,839,852.80
  5. Step 5: Solve for x
    x = 75,122,839,852.80/316,947.08
  6. Step 6: Final answer
    x = 237,020.13

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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.