Home / 74,827.62-112,268.46-46,331.40

Finding the Fourth Proportional to 74,827.62, 112,268.46 and 46,331.40

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Solution

The fourth proportional to 74,827.62, 112,268.46 and 46,331.40 is: 69,513.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,827.62 : 112,268.46 = 46,331.40 : x
  2. Step 2: Convert to fraction form
    74,827.62/112,268.46 = 46,331.40/x
  3. Step 3: Cross multiply
    74,827.62x = 112,268.46 × 46,331.40
  4. Step 4: Simplify right side
    74,827.62x = 5,201,554,927.64
  5. Step 5: Solve for x
    x = 5,201,554,927.64/74,827.62
  6. Step 6: Final answer
    x = 69,513.84

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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.