Home / 69,792.06-96,411.69-54,079.14

Finding the Fourth Proportional to 69,792.06, 96,411.69 and 54,079.14

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Solution

The fourth proportional to 69,792.06, 96,411.69 and 54,079.14 is: 74,705.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,792.06 : 96,411.69 = 54,079.14 : x
  2. Step 2: Convert to fraction form
    69,792.06/96,411.69 = 54,079.14/x
  3. Step 3: Cross multiply
    69,792.06x = 96,411.69 × 54,079.14
  4. Step 4: Simplify right side
    69,792.06x = 5,213,861,281.15
  5. Step 5: Solve for x
    x = 5,213,861,281.15/69,792.06
  6. Step 6: Final answer
    x = 74,705.65

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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.