Home / 38,908.24-58,362.68-16,720.08

Finding the Fourth Proportional to 38,908.24, 58,362.68 and 16,720.08

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Solution

The fourth proportional to 38,908.24, 58,362.68 and 16,720.08 is: 25,080.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,908.24 : 58,362.68 = 16,720.08 : x
  2. Step 2: Convert to fraction form
    38,908.24/58,362.68 = 16,720.08/x
  3. Step 3: Cross multiply
    38,908.24x = 58,362.68 × 16,720.08
  4. Step 4: Simplify right side
    38,908.24x = 975,828,678.61
  5. Step 5: Solve for x
    x = 975,828,678.61/38,908.24
  6. Step 6: Final answer
    x = 25,080.26

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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.