Home / 53,954.54-74,455.80-31,292.08

Finding the Fourth Proportional to 53,954.54, 74,455.80 and 31,292.08

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Solution

The fourth proportional to 53,954.54, 74,455.80 and 31,292.08 is: 43,182.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,954.54 : 74,455.80 = 31,292.08 : x
  2. Step 2: Convert to fraction form
    53,954.54/74,455.80 = 31,292.08/x
  3. Step 3: Cross multiply
    53,954.54x = 74,455.80 × 31,292.08
  4. Step 4: Simplify right side
    53,954.54x = 2,329,876,850.06
  5. Step 5: Solve for x
    x = 2,329,876,850.06/53,954.54
  6. Step 6: Final answer
    x = 43,182.22

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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.