Home / 74,660.20-103,023.60-45,975.27

Finding the Fourth Proportional to 74,660.20, 103,023.60 and 45,975.27

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Solution

The fourth proportional to 74,660.20, 103,023.60 and 45,975.27 is: 63,441.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,660.20 : 103,023.60 = 45,975.27 : x
  2. Step 2: Convert to fraction form
    74,660.20/103,023.60 = 45,975.27/x
  3. Step 3: Cross multiply
    74,660.20x = 103,023.60 × 45,975.27
  4. Step 4: Simplify right side
    74,660.20x = 4,736,537,426.19
  5. Step 5: Solve for x
    x = 4,736,537,426.19/74,660.20
  6. Step 6: Final answer
    x = 63,441.26

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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.