Home / 263,534.61-363,675.24-142,672.76

Finding the Fourth Proportional to 263,534.61, 363,675.24 and 142,672.76

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Solution

The fourth proportional to 263,534.61, 363,675.24 and 142,672.76 is: 196,887.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,534.61 : 363,675.24 = 142,672.76 : x
  2. Step 2: Convert to fraction form
    263,534.61/363,675.24 = 142,672.76/x
  3. Step 3: Cross multiply
    263,534.61x = 363,675.24 × 142,672.76
  4. Step 4: Simplify right side
    263,534.61x = 51,886,548,416.09
  5. Step 5: Solve for x
    x = 51,886,548,416.09/263,534.61
  6. Step 6: Final answer
    x = 196,887.04

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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.