Home / 65,003.36-97,519.08-20,633.68

Finding the Fourth Proportional to 65,003.36, 97,519.08 and 20,633.68

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Solution

The fourth proportional to 65,003.36, 97,519.08 and 20,633.68 is: 30,954.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,003.36 : 97,519.08 = 20,633.68 : x
  2. Step 2: Convert to fraction form
    65,003.36/97,519.08 = 20,633.68/x
  3. Step 3: Cross multiply
    65,003.36x = 97,519.08 × 20,633.68
  4. Step 4: Simplify right side
    65,003.36x = 2,012,177,490.61
  5. Step 5: Solve for x
    x = 2,012,177,490.61/65,003.36
  6. Step 6: Final answer
    x = 30,954.98

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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.