Home / 74,715.49-112,099.88-37,272.25

Finding the Fourth Proportional to 74,715.49, 112,099.88 and 37,272.25

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Solution

The fourth proportional to 74,715.49, 112,099.88 and 37,272.25 is: 55,921.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,715.49 : 112,099.88 = 37,272.25 : x
  2. Step 2: Convert to fraction form
    74,715.49/112,099.88 = 37,272.25/x
  3. Step 3: Cross multiply
    74,715.49x = 112,099.88 × 37,272.25
  4. Step 4: Simplify right side
    74,715.49x = 4,178,214,752.33
  5. Step 5: Solve for x
    x = 4,178,214,752.33/74,715.49
  6. Step 6: Final answer
    x = 55,921.67

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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.