Home / 28,934.01-43,356.35-19,537.20

Finding the Fourth Proportional to 28,934.01, 43,356.35 and 19,537.20

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Solution

The fourth proportional to 28,934.01, 43,356.35 and 19,537.20 is: 29,275.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,934.01 : 43,356.35 = 19,537.20 : x
  2. Step 2: Convert to fraction form
    28,934.01/43,356.35 = 19,537.20/x
  3. Step 3: Cross multiply
    28,934.01x = 43,356.35 × 19,537.20
  4. Step 4: Simplify right side
    28,934.01x = 847,061,583.53
  5. Step 5: Solve for x
    x = 847,061,583.53/28,934.01
  6. Step 6: Final answer
    x = 29,275.64

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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.