Home / 65,985.68-98,861.88-43,746.32

Finding the Fourth Proportional to 65,985.68, 98,861.88 and 43,746.32

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Solution

The fourth proportional to 65,985.68, 98,861.88 and 43,746.32 is: 65,542.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,985.68 : 98,861.88 = 43,746.32 : x
  2. Step 2: Convert to fraction form
    65,985.68/98,861.88 = 43,746.32/x
  3. Step 3: Cross multiply
    65,985.68x = 98,861.88 × 43,746.32
  4. Step 4: Simplify right side
    65,985.68x = 4,324,843,438.28
  5. Step 5: Solve for x
    x = 4,324,843,438.28/65,985.68
  6. Step 6: Final answer
    x = 65,542.15

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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.