Home / 53,953.54-74,454.42-31,291.08

Finding the Fourth Proportional to 53,953.54, 74,454.42 and 31,291.08

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Solution

The fourth proportional to 53,953.54, 74,454.42 and 31,291.08 is: 43,180.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,953.54 : 74,454.42 = 31,291.08 : x
  2. Step 2: Convert to fraction form
    53,953.54/74,454.42 = 31,291.08/x
  3. Step 3: Cross multiply
    53,953.54x = 74,454.42 × 31,291.08
  4. Step 4: Simplify right side
    53,953.54x = 2,329,759,414.90
  5. Step 5: Solve for x
    x = 2,329,759,414.90/53,953.54
  6. Step 6: Final answer
    x = 43,180.84

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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.