Home / 103,630.90-155,439.96-37,067.80

Finding the Fourth Proportional to 103,630.90, 155,439.96 and 37,067.80

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Solution

The fourth proportional to 103,630.90, 155,439.96 and 37,067.80 is: 55,599.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,630.90 : 155,439.96 = 37,067.80 : x
  2. Step 2: Convert to fraction form
    103,630.90/155,439.96 = 37,067.80/x
  3. Step 3: Cross multiply
    103,630.90x = 155,439.96 × 37,067.80
  4. Step 4: Simplify right side
    103,630.90x = 5,761,817,349.29
  5. Step 5: Solve for x
    x = 5,761,817,349.29/103,630.90
  6. Step 6: Final answer
    x = 55,599.41

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1.5x scale

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.