Home / 64,971.18-89,633.52-43,757.28

Finding the Fourth Proportional to 64,971.18, 89,633.52 and 43,757.28

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Solution

The fourth proportional to 64,971.18, 89,633.52 and 43,757.28 is: 60,367.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,971.18 : 89,633.52 = 43,757.28 : x
  2. Step 2: Convert to fraction form
    64,971.18/89,633.52 = 43,757.28/x
  3. Step 3: Cross multiply
    64,971.18x = 89,633.52 × 43,757.28
  4. Step 4: Simplify right side
    64,971.18x = 3,922,119,032.03
  5. Step 5: Solve for x
    x = 3,922,119,032.03/64,971.18
  6. Step 6: Final answer
    x = 60,367.06

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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.