Home / 74,628.28-102,984.58-44,406.64

Finding the Fourth Proportional to 74,628.28, 102,984.58 and 44,406.64

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Solution

The fourth proportional to 74,628.28, 102,984.58 and 44,406.64 is: 61,279.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,628.28 : 102,984.58 = 44,406.64 : x
  2. Step 2: Convert to fraction form
    74,628.28/102,984.58 = 44,406.64/x
  3. Step 3: Cross multiply
    74,628.28x = 102,984.58 × 44,406.64
  4. Step 4: Simplify right side
    74,628.28x = 4,573,199,169.61
  5. Step 5: Solve for x
    x = 4,573,199,169.61/74,628.28
  6. Step 6: Final answer
    x = 61,279.71

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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.