Home / 53,457.04-80,161.86-28,492.44

Finding the Fourth Proportional to 53,457.04, 80,161.86 and 28,492.44

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Solution

The fourth proportional to 53,457.04, 80,161.86 and 28,492.44 is: 42,726.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,457.04 : 80,161.86 = 28,492.44 : x
  2. Step 2: Convert to fraction form
    53,457.04/80,161.86 = 28,492.44/x
  3. Step 3: Cross multiply
    53,457.04x = 80,161.86 × 28,492.44
  4. Step 4: Simplify right side
    53,457.04x = 2,284,006,986.34
  5. Step 5: Solve for x
    x = 2,284,006,986.34/53,457.04
  6. Step 6: Final answer
    x = 42,726.03

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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.