Home / 62,486.72-93,707.52-20,924.16

Finding the Fourth Proportional to 62,486.72, 93,707.52 and 20,924.16

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Solution

The fourth proportional to 62,486.72, 93,707.52 and 20,924.16 is: 31,378.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,486.72 : 93,707.52 = 20,924.16 : x
  2. Step 2: Convert to fraction form
    62,486.72/93,707.52 = 20,924.16/x
  3. Step 3: Cross multiply
    62,486.72x = 93,707.52 × 20,924.16
  4. Step 4: Simplify right side
    62,486.72x = 1,960,751,141.68
  5. Step 5: Solve for x
    x = 1,960,751,141.68/62,486.72
  6. Step 6: Final answer
    x = 31,378.69

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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.