Home / 53,877.51-74,351.70-30,004.79

Finding the Fourth Proportional to 53,877.51, 74,351.70 and 30,004.79

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Solution

The fourth proportional to 53,877.51, 74,351.70 and 30,004.79 is: 41,407.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,877.51 : 74,351.70 = 30,004.79 : x
  2. Step 2: Convert to fraction form
    53,877.51/74,351.70 = 30,004.79/x
  3. Step 3: Cross multiply
    53,877.51x = 74,351.70 × 30,004.79
  4. Step 4: Simplify right side
    53,877.51x = 2,230,907,144.64
  5. Step 5: Solve for x
    x = 2,230,907,144.64/53,877.51
  6. Step 6: Final answer
    x = 41,407.02

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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.