Home / 76,406.06-114,609.14-26,486.17

Finding the Fourth Proportional to 76,406.06, 114,609.14 and 26,486.17

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Solution

The fourth proportional to 76,406.06, 114,609.14 and 26,486.17 is: 39,729.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,406.06 : 114,609.14 = 26,486.17 : x
  2. Step 2: Convert to fraction form
    76,406.06/114,609.14 = 26,486.17/x
  3. Step 3: Cross multiply
    76,406.06x = 114,609.14 × 26,486.17
  4. Step 4: Simplify right side
    76,406.06x = 3,035,557,165.59
  5. Step 5: Solve for x
    x = 3,035,557,165.59/76,406.06
  6. Step 6: Final answer
    x = 39,729.27

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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.