Home / 103,630.26-155,445.36-37,066.35

Finding the Fourth Proportional to 103,630.26, 155,445.36 and 37,066.35

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Solution

The fourth proportional to 103,630.26, 155,445.36 and 37,066.35 is: 55,599.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,630.26 : 155,445.36 = 37,066.35 : x
  2. Step 2: Convert to fraction form
    103,630.26/155,445.36 = 37,066.35/x
  3. Step 3: Cross multiply
    103,630.26x = 155,445.36 × 37,066.35
  4. Step 4: Simplify right side
    103,630.26x = 5,761,792,119.64
  5. Step 5: Solve for x
    x = 5,761,792,119.64/103,630.26
  6. Step 6: Final answer
    x = 55,599.51

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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.