Home / 73,415.10-110,151.45-26,672.70

Finding the Fourth Proportional to 73,415.10, 110,151.45 and 26,672.70

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Solution

The fourth proportional to 73,415.10, 110,151.45 and 26,672.70 is: 40,019.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,415.10 : 110,151.45 = 26,672.70 : x
  2. Step 2: Convert to fraction form
    73,415.10/110,151.45 = 26,672.70/x
  3. Step 3: Cross multiply
    73,415.10x = 110,151.45 × 26,672.70
  4. Step 4: Simplify right side
    73,415.10x = 2,938,036,580.42
  5. Step 5: Solve for x
    x = 2,938,036,580.42/73,415.10
  6. Step 6: Final answer
    x = 40,019.51

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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.