Home / 54,907.04-75,785.28-36,069.68

Finding the Fourth Proportional to 54,907.04, 75,785.28 and 36,069.68

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Solution

The fourth proportional to 54,907.04, 75,785.28 and 36,069.68 is: 49,785.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,907.04 : 75,785.28 = 36,069.68 : x
  2. Step 2: Convert to fraction form
    54,907.04/75,785.28 = 36,069.68/x
  3. Step 3: Cross multiply
    54,907.04x = 75,785.28 × 36,069.68
  4. Step 4: Simplify right side
    54,907.04x = 2,733,550,798.31
  5. Step 5: Solve for x
    x = 2,733,550,798.31/54,907.04
  6. Step 6: Final answer
    x = 49,785.07

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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.