Home / 64,723.75-89,272.76-43,202.64

Finding the Fourth Proportional to 64,723.75, 89,272.76 and 43,202.64

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Solution

The fourth proportional to 64,723.75, 89,272.76 and 43,202.64 is: 59,588.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,723.75 : 89,272.76 = 43,202.64 : x
  2. Step 2: Convert to fraction form
    64,723.75/89,272.76 = 43,202.64/x
  3. Step 3: Cross multiply
    64,723.75x = 89,272.76 × 43,202.64
  4. Step 4: Simplify right side
    64,723.75x = 3,856,818,831.08
  5. Step 5: Solve for x
    x = 3,856,818,831.08/64,723.75
  6. Step 6: Final answer
    x = 59,588.93

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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.