Home / 53,725.08-74,140.68-29,851.20

Finding the Fourth Proportional to 53,725.08, 74,140.68 and 29,851.20

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Solution

The fourth proportional to 53,725.08, 74,140.68 and 29,851.20 is: 41,194.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,725.08 : 74,140.68 = 29,851.20 : x
  2. Step 2: Convert to fraction form
    53,725.08/74,140.68 = 29,851.20/x
  3. Step 3: Cross multiply
    53,725.08x = 74,140.68 × 29,851.20
  4. Step 4: Simplify right side
    53,725.08x = 2,213,188,266.82
  5. Step 5: Solve for x
    x = 2,213,188,266.82/53,725.08
  6. Step 6: Final answer
    x = 41,194.69

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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.