Home / 106,359.39-159,566.76-39,804.75

Finding the Fourth Proportional to 106,359.39, 159,566.76 and 39,804.75

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Solution

The fourth proportional to 106,359.39, 159,566.76 and 39,804.75 is: 59,717.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,359.39 : 159,566.76 = 39,804.75 : x
  2. Step 2: Convert to fraction form
    106,359.39/159,566.76 = 39,804.75/x
  3. Step 3: Cross multiply
    106,359.39x = 159,566.76 × 39,804.75
  4. Step 4: Simplify right side
    106,359.39x = 6,351,514,990.11
  5. Step 5: Solve for x
    x = 6,351,514,990.11/106,359.39
  6. Step 6: Final answer
    x = 59,717.48

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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.