Home / 127,607.63-191,396.85-34,120.67

Finding the Fourth Proportional to 127,607.63, 191,396.85 and 34,120.67

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Solution

The fourth proportional to 127,607.63, 191,396.85 and 34,120.67 is: 51,177.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,607.63 : 191,396.85 = 34,120.67 : x
  2. Step 2: Convert to fraction form
    127,607.63/191,396.85 = 34,120.67/x
  3. Step 3: Cross multiply
    127,607.63x = 191,396.85 × 34,120.67
  4. Step 4: Simplify right side
    127,607.63x = 6,530,587,672.95
  5. Step 5: Solve for x
    x = 6,530,587,672.95/127,607.63
  6. Step 6: Final answer
    x = 51,177.10

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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.