Home / 264,950.08-397,429.68-75,415.32

Finding the Fourth Proportional to 264,950.08, 397,429.68 and 75,415.32

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Solution

The fourth proportional to 264,950.08, 397,429.68 and 75,415.32 is: 113,124.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,950.08 : 397,429.68 = 75,415.32 : x
  2. Step 2: Convert to fraction form
    264,950.08/397,429.68 = 75,415.32/x
  3. Step 3: Cross multiply
    264,950.08x = 397,429.68 × 75,415.32
  4. Step 4: Simplify right side
    264,950.08x = 29,972,286,494.70
  5. Step 5: Solve for x
    x = 29,972,286,494.70/264,950.08
  6. Step 6: Final answer
    x = 113,124.28

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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.