Home / 37,904.08-52,308.04-21,137.36

Finding the Fourth Proportional to 37,904.08, 52,308.04 and 21,137.36

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Solution

The fourth proportional to 37,904.08, 52,308.04 and 21,137.36 is: 29,169.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,904.08 : 52,308.04 = 21,137.36 : x
  2. Step 2: Convert to fraction form
    37,904.08/52,308.04 = 21,137.36/x
  3. Step 3: Cross multiply
    37,904.08x = 52,308.04 × 21,137.36
  4. Step 4: Simplify right side
    37,904.08x = 1,105,653,872.37
  5. Step 5: Solve for x
    x = 1,105,653,872.37/37,904.08
  6. Step 6: Final answer
    x = 29,169.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.