Home / 263,386.92-363,471.18-142,525.56

Finding the Fourth Proportional to 263,386.92, 363,471.18 and 142,525.56

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Solution

The fourth proportional to 263,386.92, 363,471.18 and 142,525.56 is: 196,683.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,386.92 : 363,471.18 = 142,525.56 : x
  2. Step 2: Convert to fraction form
    263,386.92/363,471.18 = 142,525.56/x
  3. Step 3: Cross multiply
    263,386.92x = 363,471.18 × 142,525.56
  4. Step 4: Simplify right side
    263,386.92x = 51,803,933,473.36
  5. Step 5: Solve for x
    x = 51,803,933,473.36/263,386.92
  6. Step 6: Final answer
    x = 196,683.77

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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.