Home / 85,928.11-118,586.24-48,204.79

Finding the Fourth Proportional to 85,928.11, 118,586.24 and 48,204.79

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Solution

The fourth proportional to 85,928.11, 118,586.24 and 48,204.79 is: 66,525.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,928.11 : 118,586.24 = 48,204.79 : x
  2. Step 2: Convert to fraction form
    85,928.11/118,586.24 = 48,204.79/x
  3. Step 3: Cross multiply
    85,928.11x = 118,586.24 × 48,204.79
  4. Step 4: Simplify right side
    85,928.11x = 5,716,424,796.09
  5. Step 5: Solve for x
    x = 5,716,424,796.09/85,928.11
  6. Step 6: Final answer
    x = 66,525.67

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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.