Home / 115,224.41-171,856.36-113,230.61

Finding the Fourth Proportional to 115,224.41, 171,856.36 and 113,230.61

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Solution

The fourth proportional to 115,224.41, 171,856.36 and 113,230.61 is: 168,882.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,224.41 : 171,856.36 = 113,230.61 : x
  2. Step 2: Convert to fraction form
    115,224.41/171,856.36 = 113,230.61/x
  3. Step 3: Cross multiply
    115,224.41x = 171,856.36 × 113,230.61
  4. Step 4: Simplify right side
    115,224.41x = 19,459,400,475.18
  5. Step 5: Solve for x
    x = 19,459,400,475.18/115,224.41
  6. Step 6: Final answer
    x = 168,882.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.