Home / 104,009.82-143,533.56-58,697.40

Finding the Fourth Proportional to 104,009.82, 143,533.56 and 58,697.40

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Solution

The fourth proportional to 104,009.82, 143,533.56 and 58,697.40 is: 81,002.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,009.82 : 143,533.56 = 58,697.40 : x
  2. Step 2: Convert to fraction form
    104,009.82/143,533.56 = 58,697.40/x
  3. Step 3: Cross multiply
    104,009.82x = 143,533.56 × 58,697.40
  4. Step 4: Simplify right side
    104,009.82x = 8,425,046,784.74
  5. Step 5: Solve for x
    x = 8,425,046,784.74/104,009.82
  6. Step 6: Final answer
    x = 81,002.42

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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.