Home / 53,604.72-73,968.93-30,936.06

Finding the Fourth Proportional to 53,604.72, 73,968.93 and 30,936.06

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Solution

The fourth proportional to 53,604.72, 73,968.93 and 30,936.06 is: 42,688.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,604.72 : 73,968.93 = 30,936.06 : x
  2. Step 2: Convert to fraction form
    53,604.72/73,968.93 = 30,936.06/x
  3. Step 3: Cross multiply
    53,604.72x = 73,968.93 × 30,936.06
  4. Step 4: Simplify right side
    53,604.72x = 2,288,307,256.62
  5. Step 5: Solve for x
    x = 2,288,307,256.62/53,604.72
  6. Step 6: Final answer
    x = 42,688.54

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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.