Home / 164,971.96-247,346.82-76,176.52

Finding the Fourth Proportional to 164,971.96, 247,346.82 and 76,176.52

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Solution

The fourth proportional to 164,971.96, 247,346.82 and 76,176.52 is: 114,213.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,971.96 : 247,346.82 = 76,176.52 : x
  2. Step 2: Convert to fraction form
    164,971.96/247,346.82 = 76,176.52/x
  3. Step 3: Cross multiply
    164,971.96x = 247,346.82 × 76,176.52
  4. Step 4: Simplify right side
    164,971.96x = 18,842,019,980.67
  5. Step 5: Solve for x
    x = 18,842,019,980.67/164,971.96
  6. Step 6: Final answer
    x = 114,213.47

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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.