Home / 85,050.44-127,492.90-40,665.68

Finding the Fourth Proportional to 85,050.44, 127,492.90 and 40,665.68

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Solution

The fourth proportional to 85,050.44, 127,492.90 and 40,665.68 is: 60,958.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,050.44 : 127,492.90 = 40,665.68 : x
  2. Step 2: Convert to fraction form
    85,050.44/127,492.90 = 40,665.68/x
  3. Step 3: Cross multiply
    85,050.44x = 127,492.90 × 40,665.68
  4. Step 4: Simplify right side
    85,050.44x = 5,184,585,473.67
  5. Step 5: Solve for x
    x = 5,184,585,473.67/85,050.44
  6. Step 6: Final answer
    x = 60,958.95

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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.