Home / 103,627.90-155,435.46-37,064.80

Finding the Fourth Proportional to 103,627.90, 155,435.46 and 37,064.80

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Solution

The fourth proportional to 103,627.90, 155,435.46 and 37,064.80 is: 55,594.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,627.90 : 155,435.46 = 37,064.80 : x
  2. Step 2: Convert to fraction form
    103,627.90/155,435.46 = 37,064.80/x
  3. Step 3: Cross multiply
    103,627.90x = 155,435.46 × 37,064.80
  4. Step 4: Simplify right side
    103,627.90x = 5,761,184,237.81
  5. Step 5: Solve for x
    x = 5,761,184,237.81/103,627.90
  6. Step 6: Final answer
    x = 55,594.91

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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.