Home / 53,916.10-80,812.80-32,809.59

Finding the Fourth Proportional to 53,916.10, 80,812.80 and 32,809.59

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Solution

The fourth proportional to 53,916.10, 80,812.80 and 32,809.59 is: 49,177.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,916.10 : 80,812.80 = 32,809.59 : x
  2. Step 2: Convert to fraction form
    53,916.10/80,812.80 = 32,809.59/x
  3. Step 3: Cross multiply
    53,916.10x = 80,812.80 × 32,809.59
  4. Step 4: Simplify right side
    53,916.10x = 2,651,434,834.75
  5. Step 5: Solve for x
    x = 2,651,434,834.75/53,916.10
  6. Step 6: Final answer
    x = 49,177.05

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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.