Home / 263,359.71-363,433.73-142,498.35

Finding the Fourth Proportional to 263,359.71, 363,433.73 and 142,498.35

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Solution

The fourth proportional to 263,359.71, 363,433.73 and 142,498.35 is: 196,646.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,359.71 : 363,433.73 = 142,498.35 : x
  2. Step 2: Convert to fraction form
    263,359.71/363,433.73 = 142,498.35/x
  3. Step 3: Cross multiply
    263,359.71x = 363,433.73 × 142,498.35
  4. Step 4: Simplify right side
    263,359.71x = 51,788,706,146.85
  5. Step 5: Solve for x
    x = 51,788,706,146.85/263,359.71
  6. Step 6: Final answer
    x = 196,646.28

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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.