Home / 69,921.39-104,788.65-25,506.39

Finding the Fourth Proportional to 69,921.39, 104,788.65 and 25,506.39

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Solution

The fourth proportional to 69,921.39, 104,788.65 and 25,506.39 is: 38,225.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,921.39 : 104,788.65 = 25,506.39 : x
  2. Step 2: Convert to fraction form
    69,921.39/104,788.65 = 25,506.39/x
  3. Step 3: Cross multiply
    69,921.39x = 104,788.65 × 25,506.39
  4. Step 4: Simplify right side
    69,921.39x = 2,672,780,174.47
  5. Step 5: Solve for x
    x = 2,672,780,174.47/69,921.39
  6. Step 6: Final answer
    x = 38,225.50

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1.5x scale

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.