Home / 123,299.32-170,152.76-69,584.16

Finding the Fourth Proportional to 123,299.32, 170,152.76 and 69,584.16

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Solution

The fourth proportional to 123,299.32, 170,152.76 and 69,584.16 is: 96,025.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,299.32 : 170,152.76 = 69,584.16 : x
  2. Step 2: Convert to fraction form
    123,299.32/170,152.76 = 69,584.16/x
  3. Step 3: Cross multiply
    123,299.32x = 170,152.76 × 69,584.16
  4. Step 4: Simplify right side
    123,299.32x = 11,839,936,876.28
  5. Step 5: Solve for x
    x = 11,839,936,876.28/123,299.32
  6. Step 6: Final answer
    x = 96,025.97

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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.