Home / 53,696.84-80,545.57-18,158.41

Finding the Fourth Proportional to 53,696.84, 80,545.57 and 18,158.41

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Solution

The fourth proportional to 53,696.84, 80,545.57 and 18,158.41 is: 27,237.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,696.84 : 80,545.57 = 18,158.41 : x
  2. Step 2: Convert to fraction form
    53,696.84/80,545.57 = 18,158.41/x
  3. Step 3: Cross multiply
    53,696.84x = 80,545.57 × 18,158.41
  4. Step 4: Simplify right side
    53,696.84x = 1,462,579,483.74
  5. Step 5: Solve for x
    x = 1,462,579,483.74/53,696.84
  6. Step 6: Final answer
    x = 27,237.72

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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.