Home / 132,006.05-198,009.08-48,932.45

Finding the Fourth Proportional to 132,006.05, 198,009.08 and 48,932.45

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Solution

The fourth proportional to 132,006.05, 198,009.08 and 48,932.45 is: 73,398.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,006.05 : 198,009.08 = 48,932.45 : x
  2. Step 2: Convert to fraction form
    132,006.05/198,009.08 = 48,932.45/x
  3. Step 3: Cross multiply
    132,006.05x = 198,009.08 × 48,932.45
  4. Step 4: Simplify right side
    132,006.05x = 9,689,069,161.98
  5. Step 5: Solve for x
    x = 9,689,069,161.98/132,006.05
  6. Step 6: Final answer
    x = 73,398.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.