Home / 76,162.32-114,255.64-26,230.08

Finding the Fourth Proportional to 76,162.32, 114,255.64 and 26,230.08

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Solution

The fourth proportional to 76,162.32, 114,255.64 and 26,230.08 is: 39,349.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,162.32 : 114,255.64 = 26,230.08 : x
  2. Step 2: Convert to fraction form
    76,162.32/114,255.64 = 26,230.08/x
  3. Step 3: Cross multiply
    76,162.32x = 114,255.64 × 26,230.08
  4. Step 4: Simplify right side
    76,162.32x = 2,996,934,577.65
  5. Step 5: Solve for x
    x = 2,996,934,577.65/76,162.32
  6. Step 6: Final answer
    x = 39,349.31

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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.