Home / 76,113.06-114,021.87-56,086.21

Finding the Fourth Proportional to 76,113.06, 114,021.87 and 56,086.21

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Solution

The fourth proportional to 76,113.06, 114,021.87 and 56,086.21 is: 84,020.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,113.06 : 114,021.87 = 56,086.21 : x
  2. Step 2: Convert to fraction form
    76,113.06/114,021.87 = 56,086.21/x
  3. Step 3: Cross multiply
    76,113.06x = 114,021.87 × 56,086.21
  4. Step 4: Simplify right side
    76,113.06x = 6,395,054,545.41
  5. Step 5: Solve for x
    x = 6,395,054,545.41/76,113.06
  6. Step 6: Final answer
    x = 84,020.46

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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.