Home / 64,626.32-96,840.50-43,488.02

Finding the Fourth Proportional to 64,626.32, 96,840.50 and 43,488.02

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Solution

The fourth proportional to 64,626.32, 96,840.50 and 43,488.02 is: 65,165.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,626.32 : 96,840.50 = 43,488.02 : x
  2. Step 2: Convert to fraction form
    64,626.32/96,840.50 = 43,488.02/x
  3. Step 3: Cross multiply
    64,626.32x = 96,840.50 × 43,488.02
  4. Step 4: Simplify right side
    64,626.32x = 4,211,401,625.47
  5. Step 5: Solve for x
    x = 4,211,401,625.47/64,626.32
  6. Step 6: Final answer
    x = 65,165.42

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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.