Home / 104,848.64-144,690.24-73,035.20

Finding the Fourth Proportional to 104,848.64, 144,690.24 and 73,035.20

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Solution

The fourth proportional to 104,848.64, 144,690.24 and 73,035.20 is: 100,787.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,848.64 : 144,690.24 = 73,035.20 : x
  2. Step 2: Convert to fraction form
    104,848.64/144,690.24 = 73,035.20/x
  3. Step 3: Cross multiply
    104,848.64x = 144,690.24 × 73,035.20
  4. Step 4: Simplify right side
    104,848.64x = 10,567,480,616.45
  5. Step 5: Solve for x
    x = 10,567,480,616.45/104,848.64
  6. Step 6: Final answer
    x = 100,787.96

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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.