Home / 106,025.38-159,037.98-27,139.48

Finding the Fourth Proportional to 106,025.38, 159,037.98 and 27,139.48

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Solution

The fourth proportional to 106,025.38, 159,037.98 and 27,139.48 is: 40,709.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,025.38 : 159,037.98 = 27,139.48 : x
  2. Step 2: Convert to fraction form
    106,025.38/159,037.98 = 27,139.48/x
  3. Step 3: Cross multiply
    106,025.38x = 159,037.98 × 27,139.48
  4. Step 4: Simplify right side
    106,025.38x = 4,316,208,077.45
  5. Step 5: Solve for x
    x = 4,316,208,077.45/106,025.38
  6. Step 6: Final answer
    x = 40,709.20

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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.