Home / 219,771.84-303,332.25-133,758.52

Finding the Fourth Proportional to 219,771.84, 303,332.25 and 133,758.52

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Solution

The fourth proportional to 219,771.84, 303,332.25 and 133,758.52 is: 184,615.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,771.84 : 303,332.25 = 133,758.52 : x
  2. Step 2: Convert to fraction form
    219,771.84/303,332.25 = 133,758.52/x
  3. Step 3: Cross multiply
    219,771.84x = 303,332.25 × 133,758.52
  4. Step 4: Simplify right side
    219,771.84x = 40,573,272,296.07
  5. Step 5: Solve for x
    x = 40,573,272,296.07/219,771.84
  6. Step 6: Final answer
    x = 184,615.43

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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.