Home / 127,028.37-190,526.76-73,749.27

Finding the Fourth Proportional to 127,028.37, 190,526.76 and 73,749.27

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Solution

The fourth proportional to 127,028.37, 190,526.76 and 73,749.27 is: 110,614.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,028.37 : 190,526.76 = 73,749.27 : x
  2. Step 2: Convert to fraction form
    127,028.37/190,526.76 = 73,749.27/x
  3. Step 3: Cross multiply
    127,028.37x = 190,526.76 × 73,749.27
  4. Step 4: Simplify right side
    127,028.37x = 14,051,209,465.47
  5. Step 5: Solve for x
    x = 14,051,209,465.47/127,028.37
  6. Step 6: Final answer
    x = 110,614.73

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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.