Home / 191,632.40-264,460.68-106,749.44

Finding the Fourth Proportional to 191,632.40, 264,460.68 and 106,749.44

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Solution

The fourth proportional to 191,632.40, 264,460.68 and 106,749.44 is: 147,318.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,632.40 : 264,460.68 = 106,749.44 : x
  2. Step 2: Convert to fraction form
    191,632.40/264,460.68 = 106,749.44/x
  3. Step 3: Cross multiply
    191,632.40x = 264,460.68 × 106,749.44
  4. Step 4: Simplify right side
    191,632.40x = 28,231,029,492.02
  5. Step 5: Solve for x
    x = 28,231,029,492.02/191,632.40
  6. Step 6: Final answer
    x = 147,318.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.