Home / 70,562.04-105,843.60-17,971.56

Finding the Fourth Proportional to 70,562.04, 105,843.60 and 17,971.56

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Solution

The fourth proportional to 70,562.04, 105,843.60 and 17,971.56 is: 26,957.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,562.04 : 105,843.60 = 17,971.56 : x
  2. Step 2: Convert to fraction form
    70,562.04/105,843.60 = 17,971.56/x
  3. Step 3: Cross multiply
    70,562.04x = 105,843.60 × 17,971.56
  4. Step 4: Simplify right side
    70,562.04x = 1,902,174,608.02
  5. Step 5: Solve for x
    x = 1,902,174,608.02/70,562.04
  6. Step 6: Final answer
    x = 26,957.48

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1.5x scale

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.