Home / 127,299.17-175,672.95-69,942.19

Finding the Fourth Proportional to 127,299.17, 175,672.95 and 69,942.19

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Solution

The fourth proportional to 127,299.17, 175,672.95 and 69,942.19 is: 96,520.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,299.17 : 175,672.95 = 69,942.19 : x
  2. Step 2: Convert to fraction form
    127,299.17/175,672.95 = 69,942.19/x
  3. Step 3: Cross multiply
    127,299.17x = 175,672.95 × 69,942.19
  4. Step 4: Simplify right side
    127,299.17x = 12,286,949,618.68
  5. Step 5: Solve for x
    x = 12,286,949,618.68/127,299.17
  6. Step 6: Final answer
    x = 96,520.27

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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.