Home / 228,984.39-315,947.93-132,167.79

Finding the Fourth Proportional to 228,984.39, 315,947.93 and 132,167.79

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Solution

The fourth proportional to 228,984.39, 315,947.93 and 132,167.79 is: 182,362.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,984.39 : 315,947.93 = 132,167.79 : x
  2. Step 2: Convert to fraction form
    228,984.39/315,947.93 = 132,167.79/x
  3. Step 3: Cross multiply
    228,984.39x = 315,947.93 × 132,167.79
  4. Step 4: Simplify right side
    228,984.39x = 41,758,139,663.17
  5. Step 5: Solve for x
    x = 41,758,139,663.17/228,984.39
  6. Step 6: Final answer
    x = 182,362.39

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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.