Home / 54,100.95-74,653.84-37,119.81

Finding the Fourth Proportional to 54,100.95, 74,653.84 and 37,119.81

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Solution

The fourth proportional to 54,100.95, 74,653.84 and 37,119.81 is: 51,221.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,100.95 : 74,653.84 = 37,119.81 : x
  2. Step 2: Convert to fraction form
    54,100.95/74,653.84 = 37,119.81/x
  3. Step 3: Cross multiply
    54,100.95x = 74,653.84 × 37,119.81
  4. Step 4: Simplify right side
    54,100.95x = 2,771,136,356.57
  5. Step 5: Solve for x
    x = 2,771,136,356.57/54,100.95
  6. Step 6: Final answer
    x = 51,221.58

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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.