Home / 121,346.55-181,996.34-37,086.30

Finding the Fourth Proportional to 121,346.55, 181,996.34 and 37,086.30

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Solution

The fourth proportional to 121,346.55, 181,996.34 and 37,086.30 is: 55,622.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,346.55 : 181,996.34 = 37,086.30 : x
  2. Step 2: Convert to fraction form
    121,346.55/181,996.34 = 37,086.30/x
  3. Step 3: Cross multiply
    121,346.55x = 181,996.34 × 37,086.30
  4. Step 4: Simplify right side
    121,346.55x = 6,749,570,678.71
  5. Step 5: Solve for x
    x = 6,749,570,678.71/121,346.55
  6. Step 6: Final answer
    x = 55,622.27

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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.