Home / 50,647.99-75,980.19-15,587.64

Finding the Fourth Proportional to 50,647.99, 75,980.19 and 15,587.64

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Solution

The fourth proportional to 50,647.99, 75,980.19 and 15,587.64 is: 23,383.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,647.99 : 75,980.19 = 15,587.64 : x
  2. Step 2: Convert to fraction form
    50,647.99/75,980.19 = 15,587.64/x
  3. Step 3: Cross multiply
    50,647.99x = 75,980.19 × 15,587.64
  4. Step 4: Simplify right side
    50,647.99x = 1,184,351,848.85
  5. Step 5: Solve for x
    x = 1,184,351,848.85/50,647.99
  6. Step 6: Final answer
    x = 23,383.99

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1.5x scale

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.