Home / 53,715.24-80,538.30-35,225.64

Finding the Fourth Proportional to 53,715.24, 80,538.30 and 35,225.64

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Solution

The fourth proportional to 53,715.24, 80,538.30 and 35,225.64 is: 52,815.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,715.24 : 80,538.30 = 35,225.64 : x
  2. Step 2: Convert to fraction form
    53,715.24/80,538.30 = 35,225.64/x
  3. Step 3: Cross multiply
    53,715.24x = 80,538.30 × 35,225.64
  4. Step 4: Simplify right side
    53,715.24x = 2,837,013,162.01
  5. Step 5: Solve for x
    x = 2,837,013,162.01/53,715.24
  6. Step 6: Final answer
    x = 52,815.80

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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.