Home / 53,850.36-74,304.93-31,191.46

Finding the Fourth Proportional to 53,850.36, 74,304.93 and 31,191.46

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Solution

The fourth proportional to 53,850.36, 74,304.93 and 31,191.46 is: 43,039.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,850.36 : 74,304.93 = 31,191.46 : x
  2. Step 2: Convert to fraction form
    53,850.36/74,304.93 = 31,191.46/x
  3. Step 3: Cross multiply
    53,850.36x = 74,304.93 × 31,191.46
  4. Step 4: Simplify right side
    53,850.36x = 2,317,679,251.90
  5. Step 5: Solve for x
    x = 2,317,679,251.90/53,850.36
  6. Step 6: Final answer
    x = 43,039.25

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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.