Home / 117,463.30-162,127.16-69,744.17

Finding the Fourth Proportional to 117,463.30, 162,127.16 and 69,744.17

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Solution

The fourth proportional to 117,463.30, 162,127.16 and 69,744.17 is: 96,263.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,463.30 : 162,127.16 = 69,744.17 : x
  2. Step 2: Convert to fraction form
    117,463.30/162,127.16 = 69,744.17/x
  3. Step 3: Cross multiply
    117,463.30x = 162,127.16 × 69,744.17
  4. Step 4: Simplify right side
    117,463.30x = 11,307,423,859.94
  5. Step 5: Solve for x
    x = 11,307,423,859.94/117,463.30
  6. Step 6: Final answer
    x = 96,263.47

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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.