Home / 64,746.24-89,343.37-47,759.66

Finding the Fourth Proportional to 64,746.24, 89,343.37 and 47,759.66

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Solution

The fourth proportional to 64,746.24, 89,343.37 and 47,759.66 is: 65,903.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,746.24 : 89,343.37 = 47,759.66 : x
  2. Step 2: Convert to fraction form
    64,746.24/89,343.37 = 47,759.66/x
  3. Step 3: Cross multiply
    64,746.24x = 89,343.37 × 47,759.66
  4. Step 4: Simplify right side
    64,746.24x = 4,267,008,974.45
  5. Step 5: Solve for x
    x = 4,267,008,974.45/64,746.24
  6. Step 6: Final answer
    x = 65,903.58

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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.