Home / 79,667.84-119,575.61-40,252.66

Finding the Fourth Proportional to 79,667.84, 119,575.61 and 40,252.66

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Solution

The fourth proportional to 79,667.84, 119,575.61 and 40,252.66 is: 60,416.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,667.84 : 119,575.61 = 40,252.66 : x
  2. Step 2: Convert to fraction form
    79,667.84/119,575.61 = 40,252.66/x
  3. Step 3: Cross multiply
    79,667.84x = 119,575.61 × 40,252.66
  4. Step 4: Simplify right side
    79,667.84x = 4,813,235,574.48
  5. Step 5: Solve for x
    x = 4,813,235,574.48/79,667.84
  6. Step 6: Final answer
    x = 60,416.29

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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.