Home / 146,931.84-202,766.04-79,863.84

Finding the Fourth Proportional to 146,931.84, 202,766.04 and 79,863.84

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Solution

The fourth proportional to 146,931.84, 202,766.04 and 79,863.84 is: 110,212.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,931.84 : 202,766.04 = 79,863.84 : x
  2. Step 2: Convert to fraction form
    146,931.84/202,766.04 = 79,863.84/x
  3. Step 3: Cross multiply
    146,931.84x = 202,766.04 × 79,863.84
  4. Step 4: Simplify right side
    146,931.84x = 16,193,674,575.99
  5. Step 5: Solve for x
    x = 16,193,674,575.99/146,931.84
  6. Step 6: Final answer
    x = 110,212.15

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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.