Home / 127,240.72-190,871.09-33,746.47

Finding the Fourth Proportional to 127,240.72, 190,871.09 and 33,746.47

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Solution

The fourth proportional to 127,240.72, 190,871.09 and 33,746.47 is: 50,622.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,240.72 : 190,871.09 = 33,746.47 : x
  2. Step 2: Convert to fraction form
    127,240.72/190,871.09 = 33,746.47/x
  3. Step 3: Cross multiply
    127,240.72x = 190,871.09 × 33,746.47
  4. Step 4: Simplify right side
    127,240.72x = 6,441,225,512.55
  5. Step 5: Solve for x
    x = 6,441,225,512.55/127,240.72
  6. Step 6: Final answer
    x = 50,622.36

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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.