Home / 106,017.90-159,026.94-49,816.79

Finding the Fourth Proportional to 106,017.90, 159,026.94 and 49,816.79

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Solution

The fourth proportional to 106,017.90, 159,026.94 and 49,816.79 is: 74,725.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,017.90 : 159,026.94 = 49,816.79 : x
  2. Step 2: Convert to fraction form
    106,017.90/159,026.94 = 49,816.79/x
  3. Step 3: Cross multiply
    106,017.90x = 159,026.94 × 49,816.79
  4. Step 4: Simplify right side
    106,017.90x = 7,922,210,879.19
  5. Step 5: Solve for x
    x = 7,922,210,879.19/106,017.90
  6. Step 6: Final answer
    x = 74,725.22

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1.5x scale

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.