Home / 106,025.64-159,038.34-27,139.74

Finding the Fourth Proportional to 106,025.64, 159,038.34 and 27,139.74

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Solution

The fourth proportional to 106,025.64, 159,038.34 and 27,139.74 is: 40,709.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,025.64 : 159,038.34 = 27,139.74 : x
  2. Step 2: Convert to fraction form
    106,025.64/159,038.34 = 27,139.74/x
  3. Step 3: Cross multiply
    106,025.64x = 159,038.34 × 27,139.74
  4. Step 4: Simplify right side
    106,025.64x = 4,316,259,197.63
  5. Step 5: Solve for x
    x = 4,316,259,197.63/106,025.64
  6. Step 6: Final answer
    x = 40,709.58

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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.