Home / 104,056.66-143,598.57-56,310.01

Finding the Fourth Proportional to 104,056.66, 143,598.57 and 56,310.01

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Solution

The fourth proportional to 104,056.66, 143,598.57 and 56,310.01 is: 77,708.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,056.66 : 143,598.57 = 56,310.01 : x
  2. Step 2: Convert to fraction form
    104,056.66/143,598.57 = 56,310.01/x
  3. Step 3: Cross multiply
    104,056.66x = 143,598.57 × 56,310.01
  4. Step 4: Simplify right side
    104,056.66x = 8,086,036,912.69
  5. Step 5: Solve for x
    x = 8,086,036,912.69/104,056.66
  6. Step 6: Final answer
    x = 77,708.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.