Home / 263,683.77-395,521.47-64,005.81

Finding the Fourth Proportional to 263,683.77, 395,521.47 and 64,005.81

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Solution

The fourth proportional to 263,683.77, 395,521.47 and 64,005.81 is: 96,007.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,683.77 : 395,521.47 = 64,005.81 : x
  2. Step 2: Convert to fraction form
    263,683.77/395,521.47 = 64,005.81/x
  3. Step 3: Cross multiply
    263,683.77x = 395,521.47 × 64,005.81
  4. Step 4: Simplify right side
    263,683.77x = 25,315,672,059.74
  5. Step 5: Solve for x
    x = 25,315,672,059.74/263,683.77
  6. Step 6: Final answer
    x = 96,007.70

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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.