Home / 139,626.19-192,683.27-75,964.27

Finding the Fourth Proportional to 139,626.19, 192,683.27 and 75,964.27

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Solution

The fourth proportional to 139,626.19, 192,683.27 and 75,964.27 is: 104,830.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,626.19 : 192,683.27 = 75,964.27 : x
  2. Step 2: Convert to fraction form
    139,626.19/192,683.27 = 75,964.27/x
  3. Step 3: Cross multiply
    139,626.19x = 192,683.27 × 75,964.27
  4. Step 4: Simplify right side
    139,626.19x = 14,637,043,566.94
  5. Step 5: Solve for x
    x = 14,637,043,566.94/139,626.19
  6. Step 6: Final answer
    x = 104,830.22

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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.