Home / 106,178.80-159,323.53-43,045.58

Finding the Fourth Proportional to 106,178.80, 159,323.53 and 43,045.58

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Solution

The fourth proportional to 106,178.80, 159,323.53 and 43,045.58 is: 64,590.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,178.80 : 159,323.53 = 43,045.58 : x
  2. Step 2: Convert to fraction form
    106,178.80/159,323.53 = 43,045.58/x
  3. Step 3: Cross multiply
    106,178.80x = 159,323.53 × 43,045.58
  4. Step 4: Simplify right side
    106,178.80x = 6,858,173,352.77
  5. Step 5: Solve for x
    x = 6,858,173,352.77/106,178.80
  6. Step 6: Final answer
    x = 64,590.80

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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.