Home / 73,688.12-101,691.25-43,480.79

Finding the Fourth Proportional to 73,688.12, 101,691.25 and 43,480.79

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Solution

The fourth proportional to 73,688.12, 101,691.25 and 43,480.79 is: 60,004.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,688.12 : 101,691.25 = 43,480.79 : x
  2. Step 2: Convert to fraction form
    73,688.12/101,691.25 = 43,480.79/x
  3. Step 3: Cross multiply
    73,688.12x = 101,691.25 × 43,480.79
  4. Step 4: Simplify right side
    73,688.12x = 4,421,615,268.93
  5. Step 5: Solve for x
    x = 4,421,615,268.93/73,688.12
  6. Step 6: Final answer
    x = 60,004.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.