Home / 127,346.04-190,084.23-117,963

Finding the Fourth Proportional to 127,346.04, 190,084.23 and 117,963

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Solution

The fourth proportional to 127,346.04, 190,084.23 and 117,963 is: 176,078.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,346.04 : 190,084.23 = 117,963 : x
  2. Step 2: Convert to fraction form
    127,346.04/190,084.23 = 117,963/x
  3. Step 3: Cross multiply
    127,346.04x = 190,084.23 × 117,963
  4. Step 4: Simplify right side
    127,346.04x = 22,422,906,023.49
  5. Step 5: Solve for x
    x = 22,422,906,023.49/127,346.04
  6. Step 6: Final answer
    x = 176,078.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.