Home / 220,329.14-330,434.67-95,640.50

Finding the Fourth Proportional to 220,329.14, 330,434.67 and 95,640.50

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Solution

The fourth proportional to 220,329.14, 330,434.67 and 95,640.50 is: 143,435.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,329.14 : 330,434.67 = 95,640.50 : x
  2. Step 2: Convert to fraction form
    220,329.14/330,434.67 = 95,640.50/x
  3. Step 3: Cross multiply
    220,329.14x = 330,434.67 × 95,640.50
  4. Step 4: Simplify right side
    220,329.14x = 31,602,937,056.14
  5. Step 5: Solve for x
    x = 31,602,937,056.14/220,329.14
  6. Step 6: Final answer
    x = 143,435.12

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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.