Home / 40,089.28-60,120.96-23,448.64

Finding the Fourth Proportional to 40,089.28, 60,120.96 and 23,448.64

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Solution

The fourth proportional to 40,089.28, 60,120.96 and 23,448.64 is: 35,165.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,089.28 : 60,120.96 = 23,448.64 : x
  2. Step 2: Convert to fraction form
    40,089.28/60,120.96 = 23,448.64/x
  3. Step 3: Cross multiply
    40,089.28x = 60,120.96 × 23,448.64
  4. Step 4: Simplify right side
    40,089.28x = 1,409,754,747.49
  5. Step 5: Solve for x
    x = 1,409,754,747.49/40,089.28
  6. Step 6: Final answer
    x = 35,165.38

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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.