Home / 54,174.01-74,760.61-30,302.91

Finding the Fourth Proportional to 54,174.01, 74,760.61 and 30,302.91

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Solution

The fourth proportional to 54,174.01, 74,760.61 and 30,302.91 is: 41,818.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,174.01 : 74,760.61 = 30,302.91 : x
  2. Step 2: Convert to fraction form
    54,174.01/74,760.61 = 30,302.91/x
  3. Step 3: Cross multiply
    54,174.01x = 74,760.61 × 30,302.91
  4. Step 4: Simplify right side
    54,174.01x = 2,265,463,737.08
  5. Step 5: Solve for x
    x = 2,265,463,737.08/54,174.01
  6. Step 6: Final answer
    x = 41,818.28

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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.