Home / 127,099.26-190,650.24-38,353.55

Finding the Fourth Proportional to 127,099.26, 190,650.24 and 38,353.55

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Solution

The fourth proportional to 127,099.26, 190,650.24 and 38,353.55 is: 57,530.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,099.26 : 190,650.24 = 38,353.55 : x
  2. Step 2: Convert to fraction form
    127,099.26/190,650.24 = 38,353.55/x
  3. Step 3: Cross multiply
    127,099.26x = 190,650.24 × 38,353.55
  4. Step 4: Simplify right side
    127,099.26x = 7,312,112,559.10
  5. Step 5: Solve for x
    x = 7,312,112,559.10/127,099.26
  6. Step 6: Final answer
    x = 57,530.72

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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.