Home / 103,877.08-155,722.38-37,301.80

Finding the Fourth Proportional to 103,877.08, 155,722.38 and 37,301.80

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Solution

The fourth proportional to 103,877.08, 155,722.38 and 37,301.80 is: 55,919.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,877.08 : 155,722.38 = 37,301.80 : x
  2. Step 2: Convert to fraction form
    103,877.08/155,722.38 = 37,301.80/x
  3. Step 3: Cross multiply
    103,877.08x = 155,722.38 × 37,301.80
  4. Step 4: Simplify right side
    103,877.08x = 5,808,725,074.28
  5. Step 5: Solve for x
    x = 5,808,725,074.28/103,877.08
  6. Step 6: Final answer
    x = 55,919.22

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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.