Home / 75,706.47-113,577.66-23,112.63

Finding the Fourth Proportional to 75,706.47, 113,577.66 and 23,112.63

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Solution

The fourth proportional to 75,706.47, 113,577.66 and 23,112.63 is: 34,674.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,706.47 : 113,577.66 = 23,112.63 : x
  2. Step 2: Convert to fraction form
    75,706.47/113,577.66 = 23,112.63/x
  3. Step 3: Cross multiply
    75,706.47x = 113,577.66 × 23,112.63
  4. Step 4: Simplify right side
    75,706.47x = 2,625,078,431.85
  5. Step 5: Solve for x
    x = 2,625,078,431.85/75,706.47
  6. Step 6: Final answer
    x = 34,674.43

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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.