Home / 53,024.81-79,537.85-13,580.87

Finding the Fourth Proportional to 53,024.81, 79,537.85 and 13,580.87

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Solution

The fourth proportional to 53,024.81, 79,537.85 and 13,580.87 is: 20,371.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,024.81 : 79,537.85 = 13,580.87 : x
  2. Step 2: Convert to fraction form
    53,024.81/79,537.85 = 13,580.87/x
  3. Step 3: Cross multiply
    53,024.81x = 79,537.85 × 13,580.87
  4. Step 4: Simplify right side
    53,024.81x = 1,080,193,133.03
  5. Step 5: Solve for x
    x = 1,080,193,133.03/53,024.81
  6. Step 6: Final answer
    x = 20,371.47

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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.