Home / 116,568.42-174,621.13-89,821.61

Finding the Fourth Proportional to 116,568.42, 174,621.13 and 89,821.61

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Solution

The fourth proportional to 116,568.42, 174,621.13 and 89,821.61 is: 134,554.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,568.42 : 174,621.13 = 89,821.61 : x
  2. Step 2: Convert to fraction form
    116,568.42/174,621.13 = 89,821.61/x
  3. Step 3: Cross multiply
    116,568.42x = 174,621.13 × 89,821.61
  4. Step 4: Simplify right side
    116,568.42x = 15,684,750,593.79
  5. Step 5: Solve for x
    x = 15,684,750,593.79/116,568.42
  6. Step 6: Final answer
    x = 134,554.03

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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.