Home / 75,101.57-103,640.26-46,807.25

Finding the Fourth Proportional to 75,101.57, 103,640.26 and 46,807.25

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Solution

The fourth proportional to 75,101.57, 103,640.26 and 46,807.25 is: 64,594.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,101.57 : 103,640.26 = 46,807.25 : x
  2. Step 2: Convert to fraction form
    75,101.57/103,640.26 = 46,807.25/x
  3. Step 3: Cross multiply
    75,101.57x = 103,640.26 × 46,807.25
  4. Step 4: Simplify right side
    75,101.57x = 4,851,115,559.89
  5. Step 5: Solve for x
    x = 4,851,115,559.89/75,101.57
  6. Step 6: Final answer
    x = 64,594.07

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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.