Home / 35,140.38-52,702.97-11,126.58

Finding the Fourth Proportional to 35,140.38, 52,702.97 and 11,126.58

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Solution

The fourth proportional to 35,140.38, 52,702.97 and 11,126.58 is: 16,687.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,140.38 : 52,702.97 = 11,126.58 : x
  2. Step 2: Convert to fraction form
    35,140.38/52,702.97 = 11,126.58/x
  3. Step 3: Cross multiply
    35,140.38x = 52,702.97 × 11,126.58
  4. Step 4: Simplify right side
    35,140.38x = 586,403,756.31
  5. Step 5: Solve for x
    x = 586,403,756.31/35,140.38
  6. Step 6: Final answer
    x = 16,687.46

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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.