Home / 118,571.09-177,856.93-48,450.40

Finding the Fourth Proportional to 118,571.09, 177,856.93 and 48,450.40

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Solution

The fourth proportional to 118,571.09, 177,856.93 and 48,450.40 is: 72,675.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,571.09 : 177,856.93 = 48,450.40 : x
  2. Step 2: Convert to fraction form
    118,571.09/177,856.93 = 48,450.40/x
  3. Step 3: Cross multiply
    118,571.09x = 177,856.93 × 48,450.40
  4. Step 4: Simplify right side
    118,571.09x = 8,617,239,401.27
  5. Step 5: Solve for x
    x = 8,617,239,401.27/118,571.09
  6. Step 6: Final answer
    x = 72,675.72

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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.