Home / 54,103.95-74,636.24-36,199.71

Finding the Fourth Proportional to 54,103.95, 74,636.24 and 36,199.71

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Solution

The fourth proportional to 54,103.95, 74,636.24 and 36,199.71 is: 49,937.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,103.95 : 74,636.24 = 36,199.71 : x
  2. Step 2: Convert to fraction form
    54,103.95/74,636.24 = 36,199.71/x
  3. Step 3: Cross multiply
    54,103.95x = 74,636.24 × 36,199.71
  4. Step 4: Simplify right side
    54,103.95x = 2,701,810,062.49
  5. Step 5: Solve for x
    x = 2,701,810,062.49/54,103.95
  6. Step 6: Final answer
    x = 49,937.39

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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.