Home / 38,908.71-58,381.29-19,176.51

Finding the Fourth Proportional to 38,908.71, 58,381.29 and 19,176.51

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Solution

The fourth proportional to 38,908.71, 58,381.29 and 19,176.51 is: 28,773.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,908.71 : 58,381.29 = 19,176.51 : x
  2. Step 2: Convert to fraction form
    38,908.71/58,381.29 = 19,176.51/x
  3. Step 3: Cross multiply
    38,908.71x = 58,381.29 × 19,176.51
  4. Step 4: Simplify right side
    38,908.71x = 1,119,549,391.50
  5. Step 5: Solve for x
    x = 1,119,549,391.50/38,908.71
  6. Step 6: Final answer
    x = 28,773.75

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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.