Home / 55,616.19-83,423.60-13,496.63

Finding the Fourth Proportional to 55,616.19, 83,423.60 and 13,496.63

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Solution

The fourth proportional to 55,616.19, 83,423.60 and 13,496.63 is: 20,244.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,616.19 : 83,423.60 = 13,496.63 : x
  2. Step 2: Convert to fraction form
    55,616.19/83,423.60 = 13,496.63/x
  3. Step 3: Cross multiply
    55,616.19x = 83,423.60 × 13,496.63
  4. Step 4: Simplify right side
    55,616.19x = 1,125,936,990.52
  5. Step 5: Solve for x
    x = 1,125,936,990.52/55,616.19
  6. Step 6: Final answer
    x = 20,244.77

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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.