Home / 263,388.40-363,473.44-142,527.04

Finding the Fourth Proportional to 263,388.40, 363,473.44 and 142,527.04

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Solution

The fourth proportional to 263,388.40, 363,473.44 and 142,527.04 is: 196,685.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,388.40 : 363,473.44 = 142,527.04 : x
  2. Step 2: Convert to fraction form
    263,388.40/363,473.44 = 142,527.04/x
  3. Step 3: Cross multiply
    263,388.40x = 363,473.44 × 142,527.04
  4. Step 4: Simplify right side
    263,388.40x = 51,804,793,521.82
  5. Step 5: Solve for x
    x = 51,804,793,521.82/263,388.40
  6. Step 6: Final answer
    x = 196,685.93

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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.