Home / 99,059.21-148,586.14-27,986.74

Finding the Fourth Proportional to 99,059.21, 148,586.14 and 27,986.74

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Solution

The fourth proportional to 99,059.21, 148,586.14 and 27,986.74 is: 41,979.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,059.21 : 148,586.14 = 27,986.74 : x
  2. Step 2: Convert to fraction form
    99,059.21/148,586.14 = 27,986.74/x
  3. Step 3: Cross multiply
    99,059.21x = 148,586.14 × 27,986.74
  4. Step 4: Simplify right side
    99,059.21x = 4,158,441,667.78
  5. Step 5: Solve for x
    x = 4,158,441,667.78/99,059.21
  6. Step 6: Final answer
    x = 41,979.35

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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.