Home / 131,744.43-197,643.96-52,864.81

Finding the Fourth Proportional to 131,744.43, 197,643.96 and 52,864.81

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Solution

The fourth proportional to 131,744.43, 197,643.96 and 52,864.81 is: 79,308.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,744.43 : 197,643.96 = 52,864.81 : x
  2. Step 2: Convert to fraction form
    131,744.43/197,643.96 = 52,864.81/x
  3. Step 3: Cross multiply
    131,744.43x = 197,643.96 × 52,864.81
  4. Step 4: Simplify right side
    131,744.43x = 10,448,409,140.50
  5. Step 5: Solve for x
    x = 10,448,409,140.50/131,744.43
  6. Step 6: Final answer
    x = 79,308.17

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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.