Home / 141,856.83-195,497.24-105,983.55

Finding the Fourth Proportional to 141,856.83, 195,497.24 and 105,983.55

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Solution

The fourth proportional to 141,856.83, 195,497.24 and 105,983.55 is: 146,059.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,856.83 : 195,497.24 = 105,983.55 : x
  2. Step 2: Convert to fraction form
    141,856.83/195,497.24 = 105,983.55/x
  3. Step 3: Cross multiply
    141,856.83x = 195,497.24 × 105,983.55
  4. Step 4: Simplify right side
    141,856.83x = 20,719,490,980.48
  5. Step 5: Solve for x
    x = 20,719,490,980.48/141,856.83
  6. Step 6: Final answer
    x = 146,059.17

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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.