Home / 263,385.21-363,472.56-142,526.49

Finding the Fourth Proportional to 263,385.21, 363,472.56 and 142,526.49

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Solution

The fourth proportional to 263,385.21, 363,472.56 and 142,526.49 is: 196,687.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,385.21 : 363,472.56 = 142,526.49 : x
  2. Step 2: Convert to fraction form
    263,385.21/363,472.56 = 142,526.49/x
  3. Step 3: Cross multiply
    263,385.21x = 363,472.56 × 142,526.49
  4. Step 4: Simplify right side
    263,385.21x = 51,804,468,188.11
  5. Step 5: Solve for x
    x = 51,804,468,188.11/263,385.21
  6. Step 6: Final answer
    x = 196,687.08

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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.