Home / 65,023.50-97,538.62-20,653.74

Finding the Fourth Proportional to 65,023.50, 97,538.62 and 20,653.74

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Solution

The fourth proportional to 65,023.50, 97,538.62 and 20,653.74 is: 30,981.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,023.50 : 97,538.62 = 20,653.74 : x
  2. Step 2: Convert to fraction form
    65,023.50/97,538.62 = 20,653.74/x
  3. Step 3: Cross multiply
    65,023.50x = 97,538.62 × 20,653.74
  4. Step 4: Simplify right side
    65,023.50x = 2,014,537,297.44
  5. Step 5: Solve for x
    x = 2,014,537,297.44/65,023.50
  6. Step 6: Final answer
    x = 30,981.68

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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.