Home / 53,638.74-80,426.74-16,187.58

Finding the Fourth Proportional to 53,638.74, 80,426.74 and 16,187.58

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Solution

The fourth proportional to 53,638.74, 80,426.74 and 16,187.58 is: 24,271.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,638.74 : 80,426.74 = 16,187.58 : x
  2. Step 2: Convert to fraction form
    53,638.74/80,426.74 = 16,187.58/x
  3. Step 3: Cross multiply
    53,638.74x = 80,426.74 × 16,187.58
  4. Step 4: Simplify right side
    53,638.74x = 1,301,914,287.89
  5. Step 5: Solve for x
    x = 1,301,914,287.89/53,638.74
  6. Step 6: Final answer
    x = 24,271.90

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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.