Home / 74,608.65-102,956.58-40,616.27

Finding the Fourth Proportional to 74,608.65, 102,956.58 and 40,616.27

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Solution

The fourth proportional to 74,608.65, 102,956.58 and 40,616.27 is: 56,048.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,608.65 : 102,956.58 = 40,616.27 : x
  2. Step 2: Convert to fraction form
    74,608.65/102,956.58 = 40,616.27/x
  3. Step 3: Cross multiply
    74,608.65x = 102,956.58 × 40,616.27
  4. Step 4: Simplify right side
    74,608.65x = 4,181,711,533.69
  5. Step 5: Solve for x
    x = 4,181,711,533.69/74,608.65
  6. Step 6: Final answer
    x = 56,048.62

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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.