Home / 203,772.04-281,206.45-127,335.58

Finding the Fourth Proportional to 203,772.04, 281,206.45 and 127,335.58

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Solution

The fourth proportional to 203,772.04, 281,206.45 and 127,335.58 is: 175,723.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,772.04 : 281,206.45 = 127,335.58 : x
  2. Step 2: Convert to fraction form
    203,772.04/281,206.45 = 127,335.58/x
  3. Step 3: Cross multiply
    203,772.04x = 281,206.45 × 127,335.58
  4. Step 4: Simplify right side
    203,772.04x = 35,807,585,866.64
  5. Step 5: Solve for x
    x = 35,807,585,866.64/203,772.04
  6. Step 6: Final answer
    x = 175,723.75

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1.5x scale

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.