Home / 263,685.49-363,885.99-142,826.82

Finding the Fourth Proportional to 263,685.49, 363,885.99 and 142,826.82

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Solution

The fourth proportional to 263,685.49, 363,885.99 and 142,826.82 is: 197,101.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,685.49 : 363,885.99 = 142,826.82 : x
  2. Step 2: Convert to fraction form
    263,685.49/363,885.99 = 142,826.82/x
  3. Step 3: Cross multiply
    263,685.49x = 363,885.99 × 142,826.82
  4. Step 4: Simplify right side
    263,685.49x = 51,972,676,894.08
  5. Step 5: Solve for x
    x = 51,972,676,894.08/263,685.49
  6. Step 6: Final answer
    x = 197,101.01

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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.