Home / 112,007.43-167,990.90-48,792.15

Finding the Fourth Proportional to 112,007.43, 167,990.90 and 48,792.15

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Solution

The fourth proportional to 112,007.43, 167,990.90 and 48,792.15 is: 73,179.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,007.43 : 167,990.90 = 48,792.15 : x
  2. Step 2: Convert to fraction form
    112,007.43/167,990.90 = 48,792.15/x
  3. Step 3: Cross multiply
    112,007.43x = 167,990.90 × 48,792.15
  4. Step 4: Simplify right side
    112,007.43x = 8,196,636,947.47
  5. Step 5: Solve for x
    x = 8,196,636,947.47/112,007.43
  6. Step 6: Final answer
    x = 73,179.40

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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.