Home / 126,962.60-190,070.06-93,830.36

Finding the Fourth Proportional to 126,962.60, 190,070.06 and 93,830.36

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Solution

The fourth proportional to 126,962.60, 190,070.06 and 93,830.36 is: 140,469.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,962.60 : 190,070.06 = 93,830.36 : x
  2. Step 2: Convert to fraction form
    126,962.60/190,070.06 = 93,830.36/x
  3. Step 3: Cross multiply
    126,962.60x = 190,070.06 × 93,830.36
  4. Step 4: Simplify right side
    126,962.60x = 17,834,340,735.52
  5. Step 5: Solve for x
    x = 17,834,340,735.52/126,962.60
  6. Step 6: Final answer
    x = 140,469.25

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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.