Home / 133,973.98-184,879.31-75,829.47

Finding the Fourth Proportional to 133,973.98, 184,879.31 and 75,829.47

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Solution

The fourth proportional to 133,973.98, 184,879.31 and 75,829.47 is: 104,641.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,973.98 : 184,879.31 = 75,829.47 : x
  2. Step 2: Convert to fraction form
    133,973.98/184,879.31 = 75,829.47/x
  3. Step 3: Cross multiply
    133,973.98x = 184,879.31 × 75,829.47
  4. Step 4: Simplify right side
    133,973.98x = 14,019,298,882.51
  5. Step 5: Solve for x
    x = 14,019,298,882.51/133,973.98
  6. Step 6: Final answer
    x = 104,641.95

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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.