Home / 53,662.91-74,055.47-29,791.80

Finding the Fourth Proportional to 53,662.91, 74,055.47 and 29,791.80

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Solution

The fourth proportional to 53,662.91, 74,055.47 and 29,791.80 is: 41,113.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,662.91 : 74,055.47 = 29,791.80 : x
  2. Step 2: Convert to fraction form
    53,662.91/74,055.47 = 29,791.80/x
  3. Step 3: Cross multiply
    53,662.91x = 74,055.47 × 29,791.80
  4. Step 4: Simplify right side
    53,662.91x = 2,206,245,602.19
  5. Step 5: Solve for x
    x = 2,206,245,602.19/53,662.91
  6. Step 6: Final answer
    x = 41,113.05

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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.