Home / 53,809.60-74,256.24-29,935.84

Finding the Fourth Proportional to 53,809.60, 74,256.24 and 29,935.84

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Solution

The fourth proportional to 53,809.60, 74,256.24 and 29,935.84 is: 41,310.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,809.60 : 74,256.24 = 29,935.84 : x
  2. Step 2: Convert to fraction form
    53,809.60/74,256.24 = 29,935.84/x
  3. Step 3: Cross multiply
    53,809.60x = 74,256.24 × 29,935.84
  4. Step 4: Simplify right side
    53,809.60x = 2,222,922,919.64
  5. Step 5: Solve for x
    x = 2,222,922,919.64/53,809.60
  6. Step 6: Final answer
    x = 41,310.90

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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.