Home / 85,795.49-118,409.37-49,996.73

Finding the Fourth Proportional to 85,795.49, 118,409.37 and 49,996.73

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Solution

The fourth proportional to 85,795.49, 118,409.37 and 49,996.73 is: 69,002.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,795.49 : 118,409.37 = 49,996.73 : x
  2. Step 2: Convert to fraction form
    85,795.49/118,409.37 = 49,996.73/x
  3. Step 3: Cross multiply
    85,795.49x = 118,409.37 × 49,996.73
  4. Step 4: Simplify right side
    85,795.49x = 5,920,081,301.36
  5. Step 5: Solve for x
    x = 5,920,081,301.36/85,795.49
  6. Step 6: Final answer
    x = 69,002.24

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1.5x scale

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.