Home / 43,092.11-64,657.74-19,386.65

Finding the Fourth Proportional to 43,092.11, 64,657.74 and 19,386.65

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Solution

The fourth proportional to 43,092.11, 64,657.74 and 19,386.65 is: 29,088.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,092.11 : 64,657.74 = 19,386.65 : x
  2. Step 2: Convert to fraction form
    43,092.11/64,657.74 = 19,386.65/x
  3. Step 3: Cross multiply
    43,092.11x = 64,657.74 × 19,386.65
  4. Step 4: Simplify right side
    43,092.11x = 1,253,497,209.52
  5. Step 5: Solve for x
    x = 1,253,497,209.52/43,092.11
  6. Step 6: Final answer
    x = 29,088.79

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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.