Home / 35,135.81-52,707.41-11,445.21

Finding the Fourth Proportional to 35,135.81, 52,707.41 and 11,445.21

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Solution

The fourth proportional to 35,135.81, 52,707.41 and 11,445.21 is: 17,169.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,135.81 : 52,707.41 = 11,445.21 : x
  2. Step 2: Convert to fraction form
    35,135.81/52,707.41 = 11,445.21/x
  3. Step 3: Cross multiply
    35,135.81x = 52,707.41 × 11,445.21
  4. Step 4: Simplify right side
    35,135.81x = 603,247,272.85
  5. Step 5: Solve for x
    x = 603,247,272.85/35,135.81
  6. Step 6: Final answer
    x = 17,169.02

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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.