Home / 133,774.70-184,617.27-77,186.07

Finding the Fourth Proportional to 133,774.70, 184,617.27 and 77,186.07

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Solution

The fourth proportional to 133,774.70, 184,617.27 and 77,186.07 is: 106,521.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,774.70 : 184,617.27 = 77,186.07 : x
  2. Step 2: Convert to fraction form
    133,774.70/184,617.27 = 77,186.07/x
  3. Step 3: Cross multiply
    133,774.70x = 184,617.27 × 77,186.07
  4. Step 4: Simplify right side
    133,774.70x = 14,249,881,525.43
  5. Step 5: Solve for x
    x = 14,249,881,525.43/133,774.70
  6. Step 6: Final answer
    x = 106,521.50

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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.