Home / 65,026.08-97,538.40-20,651.64

Finding the Fourth Proportional to 65,026.08, 97,538.40 and 20,651.64

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Solution

The fourth proportional to 65,026.08, 97,538.40 and 20,651.64 is: 30,977.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,026.08 : 97,538.40 = 20,651.64 : x
  2. Step 2: Convert to fraction form
    65,026.08/97,538.40 = 20,651.64/x
  3. Step 3: Cross multiply
    65,026.08x = 97,538.40 × 20,651.64
  4. Step 4: Simplify right side
    65,026.08x = 2,014,327,922.98
  5. Step 5: Solve for x
    x = 2,014,327,922.98/65,026.08
  6. Step 6: Final answer
    x = 30,977.23

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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.