Home / 97,378.94-145,684.08-73,754.55

Finding the Fourth Proportional to 97,378.94, 145,684.08 and 73,754.55

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Solution

The fourth proportional to 97,378.94, 145,684.08 and 73,754.55 is: 110,340.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,378.94 : 145,684.08 = 73,754.55 : x
  2. Step 2: Convert to fraction form
    97,378.94/145,684.08 = 73,754.55/x
  3. Step 3: Cross multiply
    97,378.94x = 145,684.08 × 73,754.55
  4. Step 4: Simplify right side
    97,378.94x = 10,744,863,762.56
  5. Step 5: Solve for x
    x = 10,744,863,762.56/97,378.94
  6. Step 6: Final answer
    x = 110,340.74

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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.