Home / 53,725.38-74,139.55-29,851.44

Finding the Fourth Proportional to 53,725.38, 74,139.55 and 29,851.44

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Solution

The fourth proportional to 53,725.38, 74,139.55 and 29,851.44 is: 41,194.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,725.38 : 74,139.55 = 29,851.44 : x
  2. Step 2: Convert to fraction form
    53,725.38/74,139.55 = 29,851.44/x
  3. Step 3: Cross multiply
    53,725.38x = 74,139.55 × 29,851.44
  4. Step 4: Simplify right side
    53,725.38x = 2,213,172,143.71
  5. Step 5: Solve for x
    x = 2,213,172,143.71/53,725.38
  6. Step 6: Final answer
    x = 41,194.17

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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.