Home / 106,590.07-159,826.23-43,393.93

Finding the Fourth Proportional to 106,590.07, 159,826.23 and 43,393.93

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Solution

The fourth proportional to 106,590.07, 159,826.23 and 43,393.93 is: 65,066.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,590.07 : 159,826.23 = 43,393.93 : x
  2. Step 2: Convert to fraction form
    106,590.07/159,826.23 = 43,393.93/x
  3. Step 3: Cross multiply
    106,590.07x = 159,826.23 × 43,393.93
  4. Step 4: Simplify right side
    106,590.07x = 6,935,488,236.78
  5. Step 5: Solve for x
    x = 6,935,488,236.78/106,590.07
  6. Step 6: Final answer
    x = 65,066.93

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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.