Home / 50,402.99-75,440.45-30,588.77

Finding the Fourth Proportional to 50,402.99, 75,440.45 and 30,588.77

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Solution

The fourth proportional to 50,402.99, 75,440.45 and 30,588.77 is: 45,783.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,402.99 : 75,440.45 = 30,588.77 : x
  2. Step 2: Convert to fraction form
    50,402.99/75,440.45 = 30,588.77/x
  3. Step 3: Cross multiply
    50,402.99x = 75,440.45 × 30,588.77
  4. Step 4: Simplify right side
    50,402.99x = 2,307,630,043.60
  5. Step 5: Solve for x
    x = 2,307,630,043.60/50,402.99
  6. Step 6: Final answer
    x = 45,783.60

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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.