Home / 309,989.16-464,550.68-167,527.31

Finding the Fourth Proportional to 309,989.16, 464,550.68 and 167,527.31

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Solution

The fourth proportional to 309,989.16, 464,550.68 and 167,527.31 is: 251,056.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,989.16 : 464,550.68 = 167,527.31 : x
  2. Step 2: Convert to fraction form
    309,989.16/464,550.68 = 167,527.31/x
  3. Step 3: Cross multiply
    309,989.16x = 464,550.68 × 167,527.31
  4. Step 4: Simplify right side
    309,989.16x = 77,824,922,618.68
  5. Step 5: Solve for x
    x = 77,824,922,618.68/309,989.16
  6. Step 6: Final answer
    x = 251,056.92

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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.