Home / 190,440.85-262,892.08-133,304.56

Finding the Fourth Proportional to 190,440.85, 262,892.08 and 133,304.56

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Solution

The fourth proportional to 190,440.85, 262,892.08 and 133,304.56 is: 184,018.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,440.85 : 262,892.08 = 133,304.56 : x
  2. Step 2: Convert to fraction form
    190,440.85/262,892.08 = 133,304.56/x
  3. Step 3: Cross multiply
    190,440.85x = 262,892.08 × 133,304.56
  4. Step 4: Simplify right side
    190,440.85x = 35,044,712,804.26
  5. Step 5: Solve for x
    x = 35,044,712,804.26/190,440.85
  6. Step 6: Final answer
    x = 184,018.89

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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.