Home / 75,749.07-113,623.88-23,158.34

Finding the Fourth Proportional to 75,749.07, 113,623.88 and 23,158.34

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Solution

The fourth proportional to 75,749.07, 113,623.88 and 23,158.34 is: 34,737.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,749.07 : 113,623.88 = 23,158.34 : x
  2. Step 2: Convert to fraction form
    75,749.07/113,623.88 = 23,158.34/x
  3. Step 3: Cross multiply
    75,749.07x = 113,623.88 × 23,158.34
  4. Step 4: Simplify right side
    75,749.07x = 2,631,339,761.25
  5. Step 5: Solve for x
    x = 2,631,339,761.25/75,749.07
  6. Step 6: Final answer
    x = 34,737.59

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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.