Home / 53,457.54-80,162.60-28,492.96

Finding the Fourth Proportional to 53,457.54, 80,162.60 and 28,492.96

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Solution

The fourth proportional to 53,457.54, 80,162.60 and 28,492.96 is: 42,726.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,457.54 : 80,162.60 = 28,492.96 : x
  2. Step 2: Convert to fraction form
    53,457.54/80,162.60 = 28,492.96/x
  3. Step 3: Cross multiply
    53,457.54x = 80,162.60 × 28,492.96
  4. Step 4: Simplify right side
    53,457.54x = 2,284,069,755.30
  5. Step 5: Solve for x
    x = 2,284,069,755.30/53,457.54
  6. Step 6: Final answer
    x = 42,726.80

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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.