Home / 54,274.86-74,907.18-30,404.16

Finding the Fourth Proportional to 54,274.86, 74,907.18 and 30,404.16

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Solution

The fourth proportional to 54,274.86, 74,907.18 and 30,404.16 is: 41,962.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,274.86 : 74,907.18 = 30,404.16 : x
  2. Step 2: Convert to fraction form
    54,274.86/74,907.18 = 30,404.16/x
  3. Step 3: Cross multiply
    54,274.86x = 74,907.18 × 30,404.16
  4. Step 4: Simplify right side
    54,274.86x = 2,277,489,885.87
  5. Step 5: Solve for x
    x = 2,277,489,885.87/54,274.86
  6. Step 6: Final answer
    x = 41,962.15

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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.