Home / 53,197.95-79,808.60-15,760.96

Finding the Fourth Proportional to 53,197.95, 79,808.60 and 15,760.96

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Solution

The fourth proportional to 53,197.95, 79,808.60 and 15,760.96 is: 23,644.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,197.95 : 79,808.60 = 15,760.96 : x
  2. Step 2: Convert to fraction form
    53,197.95/79,808.60 = 15,760.96/x
  3. Step 3: Cross multiply
    53,197.95x = 79,808.60 × 15,760.96
  4. Step 4: Simplify right side
    53,197.95x = 1,257,859,992.14
  5. Step 5: Solve for x
    x = 1,257,859,992.14/53,197.95
  6. Step 6: Final answer
    x = 23,644.89

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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.