Home / 115,777.65-159,804.59-68,046.33

Finding the Fourth Proportional to 115,777.65, 159,804.59 and 68,046.33

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Solution

The fourth proportional to 115,777.65, 159,804.59 and 68,046.33 is: 93,922.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,777.65 : 159,804.59 = 68,046.33 : x
  2. Step 2: Convert to fraction form
    115,777.65/159,804.59 = 68,046.33/x
  3. Step 3: Cross multiply
    115,777.65x = 159,804.59 × 68,046.33
  4. Step 4: Simplify right side
    115,777.65x = 10,874,115,526.42
  5. Step 5: Solve for x
    x = 10,874,115,526.42/115,777.65
  6. Step 6: Final answer
    x = 93,922.41

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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.