Home / 170,816.04-256,118.92-117,572.64

Finding the Fourth Proportional to 170,816.04, 256,118.92 and 117,572.64

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Solution

The fourth proportional to 170,816.04, 256,118.92 and 117,572.64 is: 176,286.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,816.04 : 256,118.92 = 117,572.64 : x
  2. Step 2: Convert to fraction form
    170,816.04/256,118.92 = 117,572.64/x
  3. Step 3: Cross multiply
    170,816.04x = 256,118.92 × 117,572.64
  4. Step 4: Simplify right side
    170,816.04x = 30,112,577,578.35
  5. Step 5: Solve for x
    x = 30,112,577,578.35/170,816.04
  6. Step 6: Final answer
    x = 176,286.59

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1.5x scale

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.