Home / 53,572.42-73,930.94-29,371.78

Finding the Fourth Proportional to 53,572.42, 73,930.94 and 29,371.78

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Solution

The fourth proportional to 53,572.42, 73,930.94 and 29,371.78 is: 40,533.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,572.42 : 73,930.94 = 29,371.78 : x
  2. Step 2: Convert to fraction form
    53,572.42/73,930.94 = 29,371.78/x
  3. Step 3: Cross multiply
    53,572.42x = 73,930.94 × 29,371.78
  4. Step 4: Simplify right side
    53,572.42x = 2,171,482,788.36
  5. Step 5: Solve for x
    x = 2,171,482,788.36/53,572.42
  6. Step 6: Final answer
    x = 40,533.60

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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.