Home / 185,099.45-255,441.87-113,518.94

Finding the Fourth Proportional to 185,099.45, 255,441.87 and 113,518.94

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Solution

The fourth proportional to 185,099.45, 255,441.87 and 113,518.94 is: 156,658.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,099.45 : 255,441.87 = 113,518.94 : x
  2. Step 2: Convert to fraction form
    185,099.45/255,441.87 = 113,518.94/x
  3. Step 3: Cross multiply
    185,099.45x = 255,441.87 × 113,518.94
  4. Step 4: Simplify right side
    185,099.45x = 28,997,489,036.81
  5. Step 5: Solve for x
    x = 28,997,489,036.81/185,099.45
  6. Step 6: Final answer
    x = 156,658.97

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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.