Home / 53,725.74-74,138.64-29,851.80

Finding the Fourth Proportional to 53,725.74, 74,138.64 and 29,851.80

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Solution

The fourth proportional to 53,725.74, 74,138.64 and 29,851.80 is: 41,193.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,725.74 : 74,138.64 = 29,851.80 : x
  2. Step 2: Convert to fraction form
    53,725.74/74,138.64 = 29,851.80/x
  3. Step 3: Cross multiply
    53,725.74x = 74,138.64 × 29,851.80
  4. Step 4: Simplify right side
    53,725.74x = 2,213,171,853.55
  5. Step 5: Solve for x
    x = 2,213,171,853.55/53,725.74
  6. Step 6: Final answer
    x = 41,193.88

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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.