Home / 220,218.23-330,369.72-93,856.11

Finding the Fourth Proportional to 220,218.23, 330,369.72 and 93,856.11

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Solution

The fourth proportional to 220,218.23, 330,369.72 and 93,856.11 is: 140,802.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,218.23 : 330,369.72 = 93,856.11 : x
  2. Step 2: Convert to fraction form
    220,218.23/330,369.72 = 93,856.11/x
  3. Step 3: Cross multiply
    220,218.23x = 330,369.72 × 93,856.11
  4. Step 4: Simplify right side
    220,218.23x = 31,007,216,780.99
  5. Step 5: Solve for x
    x = 31,007,216,780.99/220,218.23
  6. Step 6: Final answer
    x = 140,802.23

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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.