Home / 54,720.38-82,095.61-46,458.99

Finding the Fourth Proportional to 54,720.38, 82,095.61 and 46,458.99

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Solution

The fourth proportional to 54,720.38, 82,095.61 and 46,458.99 is: 69,701.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,720.38 : 82,095.61 = 46,458.99 : x
  2. Step 2: Convert to fraction form
    54,720.38/82,095.61 = 46,458.99/x
  3. Step 3: Cross multiply
    54,720.38x = 82,095.61 × 46,458.99
  4. Step 4: Simplify right side
    54,720.38x = 3,814,079,124.03
  5. Step 5: Solve for x
    x = 3,814,079,124.03/54,720.38
  6. Step 6: Final answer
    x = 69,701.25

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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.