Home / 106,362.14-159,570.89-39,807.50

Finding the Fourth Proportional to 106,362.14, 159,570.89 and 39,807.50

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Solution

The fourth proportional to 106,362.14, 159,570.89 and 39,807.50 is: 59,721.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,362.14 : 159,570.89 = 39,807.50 : x
  2. Step 2: Convert to fraction form
    106,362.14/159,570.89 = 39,807.50/x
  3. Step 3: Cross multiply
    106,362.14x = 159,570.89 × 39,807.50
  4. Step 4: Simplify right side
    106,362.14x = 6,352,118,004.64
  5. Step 5: Solve for x
    x = 6,352,118,004.64/106,362.14
  6. Step 6: Final answer
    x = 59,721.61

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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.