Home / 72,968.06-109,458.30-23,034.80

Finding the Fourth Proportional to 72,968.06, 109,458.30 and 23,034.80

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Solution

The fourth proportional to 72,968.06, 109,458.30 and 23,034.80 is: 34,554.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,968.06 : 109,458.30 = 23,034.80 : x
  2. Step 2: Convert to fraction form
    72,968.06/109,458.30 = 23,034.80/x
  3. Step 3: Cross multiply
    72,968.06x = 109,458.30 × 23,034.80
  4. Step 4: Simplify right side
    72,968.06x = 2,521,350,048.84
  5. Step 5: Solve for x
    x = 2,521,350,048.84/72,968.06
  6. Step 6: Final answer
    x = 34,554.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.