Home / 127,110.60-190,860.30-74,622.60

Finding the Fourth Proportional to 127,110.60, 190,860.30 and 74,622.60

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Solution

The fourth proportional to 127,110.60, 190,860.30 and 74,622.60 is: 112,048.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,110.60 : 190,860.30 = 74,622.60 : x
  2. Step 2: Convert to fraction form
    127,110.60/190,860.30 = 74,622.60/x
  3. Step 3: Cross multiply
    127,110.60x = 190,860.30 × 74,622.60
  4. Step 4: Simplify right side
    127,110.60x = 14,242,491,822.78
  5. Step 5: Solve for x
    x = 14,242,491,822.78/127,110.60
  6. Step 6: Final answer
    x = 112,048.03

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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.