Home / 38,888.09-58,317.54-16,690.04

Finding the Fourth Proportional to 38,888.09, 58,317.54 and 16,690.04

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Solution

The fourth proportional to 38,888.09, 58,317.54 and 16,690.04 is: 25,028.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,888.09 : 58,317.54 = 16,690.04 : x
  2. Step 2: Convert to fraction form
    38,888.09/58,317.54 = 16,690.04/x
  3. Step 3: Cross multiply
    38,888.09x = 58,317.54 × 16,690.04
  4. Step 4: Simplify right side
    38,888.09x = 973,321,783.71
  5. Step 5: Solve for x
    x = 973,321,783.71/38,888.09
  6. Step 6: Final answer
    x = 25,028.79

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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.