Home / 53,975.93-74,485.13-30,106.64

Finding the Fourth Proportional to 53,975.93, 74,485.13 and 30,106.64

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Solution

The fourth proportional to 53,975.93, 74,485.13 and 30,106.64 is: 41,546.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,975.93 : 74,485.13 = 30,106.64 : x
  2. Step 2: Convert to fraction form
    53,975.93/74,485.13 = 30,106.64/x
  3. Step 3: Cross multiply
    53,975.93x = 74,485.13 × 30,106.64
  4. Step 4: Simplify right side
    53,975.93x = 2,242,497,029.94
  5. Step 5: Solve for x
    x = 2,242,497,029.94/53,975.93
  6. Step 6: Final answer
    x = 41,546.25

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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.