Home / 53,457.72-80,204.40-17,922.55

Finding the Fourth Proportional to 53,457.72, 80,204.40 and 17,922.55

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Solution

The fourth proportional to 53,457.72, 80,204.40 and 17,922.55 is: 26,889.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,457.72 : 80,204.40 = 17,922.55 : x
  2. Step 2: Convert to fraction form
    53,457.72/80,204.40 = 17,922.55/x
  3. Step 3: Cross multiply
    53,457.72x = 80,204.40 × 17,922.55
  4. Step 4: Simplify right side
    53,457.72x = 1,437,467,369.22
  5. Step 5: Solve for x
    x = 1,437,467,369.22/53,457.72
  6. Step 6: Final answer
    x = 26,889.80

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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.