Home / 61,819.30-92,723.55-20,266.30

Finding the Fourth Proportional to 61,819.30, 92,723.55 and 20,266.30

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Solution

The fourth proportional to 61,819.30, 92,723.55 and 20,266.30 is: 30,397.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,819.30 : 92,723.55 = 20,266.30 : x
  2. Step 2: Convert to fraction form
    61,819.30/92,723.55 = 20,266.30/x
  3. Step 3: Cross multiply
    61,819.30x = 92,723.55 × 20,266.30
  4. Step 4: Simplify right side
    61,819.30x = 1,879,163,281.37
  5. Step 5: Solve for x
    x = 1,879,163,281.37/61,819.30
  6. Step 6: Final answer
    x = 30,397.68

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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.