Home / 107,969.19-148,997.64-60,225.59

Finding the Fourth Proportional to 107,969.19, 148,997.64 and 60,225.59

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Solution

The fourth proportional to 107,969.19, 148,997.64 and 60,225.59 is: 83,111.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,969.19 : 148,997.64 = 60,225.59 : x
  2. Step 2: Convert to fraction form
    107,969.19/148,997.64 = 60,225.59/x
  3. Step 3: Cross multiply
    107,969.19x = 148,997.64 × 60,225.59
  4. Step 4: Simplify right side
    107,969.19x = 8,973,471,375.95
  5. Step 5: Solve for x
    x = 8,973,471,375.95/107,969.19
  6. Step 6: Final answer
    x = 83,111.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.