Home / 76,416.66-114,547.23-70,759.62

Finding the Fourth Proportional to 76,416.66, 114,547.23 and 70,759.62

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Solution

The fourth proportional to 76,416.66, 114,547.23 and 70,759.62 is: 106,067.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,416.66 : 114,547.23 = 70,759.62 : x
  2. Step 2: Convert to fraction form
    76,416.66/114,547.23 = 70,759.62/x
  3. Step 3: Cross multiply
    76,416.66x = 114,547.23 × 70,759.62
  4. Step 4: Simplify right side
    76,416.66x = 8,105,318,466.85
  5. Step 5: Solve for x
    x = 8,105,318,466.85/76,416.66
  6. Step 6: Final answer
    x = 106,067.43

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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.