Home / 76,325.60-105,365.48-50,874.38

Finding the Fourth Proportional to 76,325.60, 105,365.48 and 50,874.38

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Solution

The fourth proportional to 76,325.60, 105,365.48 and 50,874.38 is: 70,230.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,325.60 : 105,365.48 = 50,874.38 : x
  2. Step 2: Convert to fraction form
    76,325.60/105,365.48 = 50,874.38/x
  3. Step 3: Cross multiply
    76,325.60x = 105,365.48 × 50,874.38
  4. Step 4: Simplify right side
    76,325.60x = 5,360,403,468.40
  5. Step 5: Solve for x
    x = 5,360,403,468.40/76,325.60
  6. Step 6: Final answer
    x = 70,230.75

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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.