Home / 106,240-159,367.30-35,162.50

Finding the Fourth Proportional to 106,240, 159,367.30 and 35,162.50

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Solution

The fourth proportional to 106,240, 159,367.30 and 35,162.50 is: 52,746.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,240 : 159,367.30 = 35,162.50 : x
  2. Step 2: Convert to fraction form
    106,240/159,367.30 = 35,162.50/x
  3. Step 3: Cross multiply
    106,240x = 159,367.30 × 35,162.50
  4. Step 4: Simplify right side
    106,240x = 5,603,752,686.25
  5. Step 5: Solve for x
    x = 5,603,752,686.25/106,240
  6. Step 6: Final answer
    x = 52,746.17

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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.