Home / 127,467.14-191,153.21-37,485.76

Finding the Fourth Proportional to 127,467.14, 191,153.21 and 37,485.76

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Solution

The fourth proportional to 127,467.14, 191,153.21 and 37,485.76 is: 56,214.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,467.14 : 191,153.21 = 37,485.76 : x
  2. Step 2: Convert to fraction form
    127,467.14/191,153.21 = 37,485.76/x
  3. Step 3: Cross multiply
    127,467.14x = 191,153.21 × 37,485.76
  4. Step 4: Simplify right side
    127,467.14x = 7,165,523,353.29
  5. Step 5: Solve for x
    x = 7,165,523,353.29/127,467.14
  6. Step 6: Final answer
    x = 56,214.67

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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.