Home / 53,715.24-80,450.16-25,655.05

Finding the Fourth Proportional to 53,715.24, 80,450.16 and 25,655.05

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Solution

The fourth proportional to 53,715.24, 80,450.16 and 25,655.05 is: 38,423.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,715.24 : 80,450.16 = 25,655.05 : x
  2. Step 2: Convert to fraction form
    53,715.24/80,450.16 = 25,655.05/x
  3. Step 3: Cross multiply
    53,715.24x = 80,450.16 × 25,655.05
  4. Step 4: Simplify right side
    53,715.24x = 2,063,952,743.14
  5. Step 5: Solve for x
    x = 2,063,952,743.14/53,715.24
  6. Step 6: Final answer
    x = 38,423.97

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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.