Home / 164,970.96-247,345.32-76,175.52

Finding the Fourth Proportional to 164,970.96, 247,345.32 and 76,175.52

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Solution

The fourth proportional to 164,970.96, 247,345.32 and 76,175.52 is: 114,211.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,970.96 : 247,345.32 = 76,175.52 : x
  2. Step 2: Convert to fraction form
    164,970.96/247,345.32 = 76,175.52/x
  3. Step 3: Cross multiply
    164,970.96x = 247,345.32 × 76,175.52
  4. Step 4: Simplify right side
    164,970.96x = 18,841,658,370.57
  5. Step 5: Solve for x
    x = 18,841,658,370.57/164,970.96
  6. Step 6: Final answer
    x = 114,211.97

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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.