Home / 45,334.14-68,040.09-18,700.26

Finding the Fourth Proportional to 45,334.14, 68,040.09 and 18,700.26

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Solution

The fourth proportional to 45,334.14, 68,040.09 and 18,700.26 is: 28,066.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,334.14 : 68,040.09 = 18,700.26 : x
  2. Step 2: Convert to fraction form
    45,334.14/68,040.09 = 18,700.26/x
  3. Step 3: Cross multiply
    45,334.14x = 68,040.09 × 18,700.26
  4. Step 4: Simplify right side
    45,334.14x = 1,272,367,373.42
  5. Step 5: Solve for x
    x = 1,272,367,373.42/45,334.14
  6. Step 6: Final answer
    x = 28,066.43

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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.