Home / 127,082.06-190,624.45-38,336.33

Finding the Fourth Proportional to 127,082.06, 190,624.45 and 38,336.33

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Solution

The fourth proportional to 127,082.06, 190,624.45 and 38,336.33 is: 57,504.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,082.06 : 190,624.45 = 38,336.33 : x
  2. Step 2: Convert to fraction form
    127,082.06/190,624.45 = 38,336.33/x
  3. Step 3: Cross multiply
    127,082.06x = 190,624.45 × 38,336.33
  4. Step 4: Simplify right side
    127,082.06x = 7,307,841,917.11
  5. Step 5: Solve for x
    x = 7,307,841,917.11/127,082.06
  6. Step 6: Final answer
    x = 57,504.91

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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.