Home / 43,329.67-64,998.18-12,164.92

Finding the Fourth Proportional to 43,329.67, 64,998.18 and 12,164.92

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Solution

The fourth proportional to 43,329.67, 64,998.18 and 12,164.92 is: 18,248.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,329.67 : 64,998.18 = 12,164.92 : x
  2. Step 2: Convert to fraction form
    43,329.67/64,998.18 = 12,164.92/x
  3. Step 3: Cross multiply
    43,329.67x = 64,998.18 × 12,164.92
  4. Step 4: Simplify right side
    43,329.67x = 790,697,497.35
  5. Step 5: Solve for x
    x = 790,697,497.35/43,329.67
  6. Step 6: Final answer
    x = 18,248.41

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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.