Home / 76,337.75-114,473.21-31,328.24

Finding the Fourth Proportional to 76,337.75, 114,473.21 and 31,328.24

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Solution

The fourth proportional to 76,337.75, 114,473.21 and 31,328.24 is: 46,978.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,337.75 : 114,473.21 = 31,328.24 : x
  2. Step 2: Convert to fraction form
    76,337.75/114,473.21 = 31,328.24/x
  3. Step 3: Cross multiply
    76,337.75x = 114,473.21 × 31,328.24
  4. Step 4: Simplify right side
    76,337.75x = 3,586,243,467.44
  5. Step 5: Solve for x
    x = 3,586,243,467.44/76,337.75
  6. Step 6: Final answer
    x = 46,978.64

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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.