Home / 220,330.14-330,436.17-95,641.50

Finding the Fourth Proportional to 220,330.14, 330,436.17 and 95,641.50

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Solution

The fourth proportional to 220,330.14, 330,436.17 and 95,641.50 is: 143,436.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,330.14 : 330,436.17 = 95,641.50 : x
  2. Step 2: Convert to fraction form
    220,330.14/330,436.17 = 95,641.50/x
  3. Step 3: Cross multiply
    220,330.14x = 330,436.17 × 95,641.50
  4. Step 4: Simplify right side
    220,330.14x = 31,603,410,953.06
  5. Step 5: Solve for x
    x = 31,603,410,953.06/220,330.14
  6. Step 6: Final answer
    x = 143,436.62

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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.