Home / 74,099.34-111,173.72-49,237.20

Finding the Fourth Proportional to 74,099.34, 111,173.72 and 49,237.20

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Solution

The fourth proportional to 74,099.34, 111,173.72 and 49,237.20 is: 73,872.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,099.34 : 111,173.72 = 49,237.20 : x
  2. Step 2: Convert to fraction form
    74,099.34/111,173.72 = 49,237.20/x
  3. Step 3: Cross multiply
    74,099.34x = 111,173.72 × 49,237.20
  4. Step 4: Simplify right side
    74,099.34x = 5,473,882,440.20
  5. Step 5: Solve for x
    x = 5,473,882,440.20/74,099.34
  6. Step 6: Final answer
    x = 73,872.22

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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.