Home / 54,675.07-81,870.72-46,828.02

Finding the Fourth Proportional to 54,675.07, 81,870.72 and 46,828.02

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Solution

The fourth proportional to 54,675.07, 81,870.72 and 46,828.02 is: 70,120.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,675.07 : 81,870.72 = 46,828.02 : x
  2. Step 2: Convert to fraction form
    54,675.07/81,870.72 = 46,828.02/x
  3. Step 3: Cross multiply
    54,675.07x = 81,870.72 × 46,828.02
  4. Step 4: Simplify right side
    54,675.07x = 3,833,843,713.57
  5. Step 5: Solve for x
    x = 3,833,843,713.57/54,675.07
  6. Step 6: Final answer
    x = 70,120.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.