Home / 127,263.44-190,897.56-38,516.60

Finding the Fourth Proportional to 127,263.44, 190,897.56 and 38,516.60

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Solution

The fourth proportional to 127,263.44, 190,897.56 and 38,516.60 is: 57,775.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,263.44 : 190,897.56 = 38,516.60 : x
  2. Step 2: Convert to fraction form
    127,263.44/190,897.56 = 38,516.60/x
  3. Step 3: Cross multiply
    127,263.44x = 190,897.56 × 38,516.60
  4. Step 4: Simplify right side
    127,263.44x = 7,352,724,959.50
  5. Step 5: Solve for x
    x = 7,352,724,959.50/127,263.44
  6. Step 6: Final answer
    x = 57,775.63

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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.