Home / 42,834.42-64,274.11-17,552.70

Finding the Fourth Proportional to 42,834.42, 64,274.11 and 17,552.70

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Solution

The fourth proportional to 42,834.42, 64,274.11 and 17,552.70 is: 26,338.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,834.42 : 64,274.11 = 17,552.70 : x
  2. Step 2: Convert to fraction form
    42,834.42/64,274.11 = 17,552.70/x
  3. Step 3: Cross multiply
    42,834.42x = 64,274.11 × 17,552.70
  4. Step 4: Simplify right side
    42,834.42x = 1,128,184,353.22
  5. Step 5: Solve for x
    x = 1,128,184,353.22/42,834.42
  6. Step 6: Final answer
    x = 26,338.26

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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.