Home / 53,656.78-74,046.23-29,783.74

Finding the Fourth Proportional to 53,656.78, 74,046.23 and 29,783.74

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Solution

The fourth proportional to 53,656.78, 74,046.23 and 29,783.74 is: 41,101.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,656.78 : 74,046.23 = 29,783.74 : x
  2. Step 2: Convert to fraction form
    53,656.78/74,046.23 = 29,783.74/x
  3. Step 3: Cross multiply
    53,656.78x = 74,046.23 × 29,783.74
  4. Step 4: Simplify right side
    53,656.78x = 2,205,373,662.30
  5. Step 5: Solve for x
    x = 2,205,373,662.30/53,656.78
  6. Step 6: Final answer
    x = 41,101.49

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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.