Home / 65,513.24-98,269.80-20,534.92

Finding the Fourth Proportional to 65,513.24, 98,269.80 and 20,534.92

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Solution

The fourth proportional to 65,513.24, 98,269.80 and 20,534.92 is: 30,802.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,513.24 : 98,269.80 = 20,534.92 : x
  2. Step 2: Convert to fraction form
    65,513.24/98,269.80 = 20,534.92/x
  3. Step 3: Cross multiply
    65,513.24x = 98,269.80 × 20,534.92
  4. Step 4: Simplify right side
    65,513.24x = 2,017,962,481.42
  5. Step 5: Solve for x
    x = 2,017,962,481.42/65,513.24
  6. Step 6: Final answer
    x = 30,802.36

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1.5x scale

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.