Home / 119,249.70-164,561.58-64,799.46

Finding the Fourth Proportional to 119,249.70, 164,561.58 and 64,799.46

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Solution

The fourth proportional to 119,249.70, 164,561.58 and 64,799.46 is: 89,421.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,249.70 : 164,561.58 = 64,799.46 : x
  2. Step 2: Convert to fraction form
    119,249.70/164,561.58 = 64,799.46/x
  3. Step 3: Cross multiply
    119,249.70x = 164,561.58 × 64,799.46
  4. Step 4: Simplify right side
    119,249.70x = 10,663,501,520.75
  5. Step 5: Solve for x
    x = 10,663,501,520.75/119,249.70
  6. Step 6: Final answer
    x = 89,421.62

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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.