Home / 106,483.88-159,740.64-39,007.16

Finding the Fourth Proportional to 106,483.88, 159,740.64 and 39,007.16

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Solution

The fourth proportional to 106,483.88, 159,740.64 and 39,007.16 is: 58,516.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,483.88 : 159,740.64 = 39,007.16 : x
  2. Step 2: Convert to fraction form
    106,483.88/159,740.64 = 39,007.16/x
  3. Step 3: Cross multiply
    106,483.88x = 159,740.64 × 39,007.16
  4. Step 4: Simplify right side
    106,483.88x = 6,231,028,702.98
  5. Step 5: Solve for x
    x = 6,231,028,702.98/106,483.88
  6. Step 6: Final answer
    x = 58,516.17

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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.