Home / 127,430.74-191,150.97-65,028.34

Finding the Fourth Proportional to 127,430.74, 191,150.97 and 65,028.34

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Solution

The fourth proportional to 127,430.74, 191,150.97 and 65,028.34 is: 97,544.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,430.74 : 191,150.97 = 65,028.34 : x
  2. Step 2: Convert to fraction form
    127,430.74/191,150.97 = 65,028.34/x
  3. Step 3: Cross multiply
    127,430.74x = 191,150.97 × 65,028.34
  4. Step 4: Simplify right side
    127,430.74x = 12,430,230,268.49
  5. Step 5: Solve for x
    x = 12,430,230,268.49/127,430.74
  6. Step 6: Final answer
    x = 97,544.99

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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.