Home / 52,569.40-78,866.67-17,509.36

Finding the Fourth Proportional to 52,569.40, 78,866.67 and 17,509.36

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Solution

The fourth proportional to 52,569.40, 78,866.67 and 17,509.36 is: 26,268.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,569.40 : 78,866.67 = 17,509.36 : x
  2. Step 2: Convert to fraction form
    52,569.40/78,866.67 = 17,509.36/x
  3. Step 3: Cross multiply
    52,569.40x = 78,866.67 × 17,509.36
  4. Step 4: Simplify right side
    52,569.40x = 1,380,904,917.03
  5. Step 5: Solve for x
    x = 1,380,904,917.03/52,569.40
  6. Step 6: Final answer
    x = 26,268.23

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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.