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Finding the Fourth Proportional to 169,386.17, 233,741.79 and 96,792.81

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Solution

The fourth proportional to 169,386.17, 233,741.79 and 96,792.81 is: 133,567.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,386.17 : 233,741.79 = 96,792.81 : x
  2. Step 2: Convert to fraction form
    169,386.17/233,741.79 = 96,792.81/x
  3. Step 3: Cross multiply
    169,386.17x = 233,741.79 × 96,792.81
  4. Step 4: Simplify right side
    169,386.17x = 22,624,524,668.53
  5. Step 5: Solve for x
    x = 22,624,524,668.53/169,386.17
  6. Step 6: Final answer
    x = 133,567.72

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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.