Home / 54,041.61-74,576.18-30,170.51

Finding the Fourth Proportional to 54,041.61, 74,576.18 and 30,170.51

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Solution

The fourth proportional to 54,041.61, 74,576.18 and 30,170.51 is: 41,634.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,041.61 : 74,576.18 = 30,170.51 : x
  2. Step 2: Convert to fraction form
    54,041.61/74,576.18 = 30,170.51/x
  3. Step 3: Cross multiply
    54,041.61x = 74,576.18 × 30,170.51
  4. Step 4: Simplify right side
    54,041.61x = 2,250,001,087.00
  5. Step 5: Solve for x
    x = 2,250,001,087.00/54,041.61
  6. Step 6: Final answer
    x = 41,634.61

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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.