Home / 104,704.64-144,476.16-59,984

Finding the Fourth Proportional to 104,704.64, 144,476.16 and 59,984

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Solution

The fourth proportional to 104,704.64, 144,476.16 and 59,984 is: 82,768.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,704.64 : 144,476.16 = 59,984 : x
  2. Step 2: Convert to fraction form
    104,704.64/144,476.16 = 59,984/x
  3. Step 3: Cross multiply
    104,704.64x = 144,476.16 × 59,984
  4. Step 4: Simplify right side
    104,704.64x = 8,666,257,981.44
  5. Step 5: Solve for x
    x = 8,666,257,981.44/104,704.64
  6. Step 6: Final answer
    x = 82,768.61

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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.