Home / 53,013.33-79,520.34-15,573.25

Finding the Fourth Proportional to 53,013.33, 79,520.34 and 15,573.25

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Solution

The fourth proportional to 53,013.33, 79,520.34 and 15,573.25 is: 23,359.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,013.33 : 79,520.34 = 15,573.25 : x
  2. Step 2: Convert to fraction form
    53,013.33/79,520.34 = 15,573.25/x
  3. Step 3: Cross multiply
    53,013.33x = 79,520.34 × 15,573.25
  4. Step 4: Simplify right side
    53,013.33x = 1,238,390,134.91
  5. Step 5: Solve for x
    x = 1,238,390,134.91/53,013.33
  6. Step 6: Final answer
    x = 23,359.98

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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.