Home / 75,725.60-104,504.88-43,904.48

Finding the Fourth Proportional to 75,725.60, 104,504.88 and 43,904.48

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Solution

The fourth proportional to 75,725.60, 104,504.88 and 43,904.48 is: 60,590.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,725.60 : 104,504.88 = 43,904.48 : x
  2. Step 2: Convert to fraction form
    75,725.60/104,504.88 = 43,904.48/x
  3. Step 3: Cross multiply
    75,725.60x = 104,504.88 × 43,904.48
  4. Step 4: Simplify right side
    75,725.60x = 4,588,232,413.86
  5. Step 5: Solve for x
    x = 4,588,232,413.86/75,725.60
  6. Step 6: Final answer
    x = 60,590.24

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1.5x scale

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.