Home / 53,050.55-79,573.94-13,608.05

Finding the Fourth Proportional to 53,050.55, 79,573.94 and 13,608.05

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Solution

The fourth proportional to 53,050.55, 79,573.94 and 13,608.05 is: 20,411.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,050.55 : 79,573.94 = 13,608.05 : x
  2. Step 2: Convert to fraction form
    53,050.55/79,573.94 = 13,608.05/x
  3. Step 3: Cross multiply
    53,050.55x = 79,573.94 × 13,608.05
  4. Step 4: Simplify right side
    53,050.55x = 1,082,846,285.11
  5. Step 5: Solve for x
    x = 1,082,846,285.11/53,050.55
  6. Step 6: Final answer
    x = 20,411.59

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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.