Home / 130,007.29-195,018.23-36,505.75

Finding the Fourth Proportional to 130,007.29, 195,018.23 and 36,505.75

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Solution

The fourth proportional to 130,007.29, 195,018.23 and 36,505.75 is: 54,760.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,007.29 : 195,018.23 = 36,505.75 : x
  2. Step 2: Convert to fraction form
    130,007.29/195,018.23 = 36,505.75/x
  3. Step 3: Cross multiply
    130,007.29x = 195,018.23 × 36,505.75
  4. Step 4: Simplify right side
    130,007.29x = 7,119,286,749.82
  5. Step 5: Solve for x
    x = 7,119,286,749.82/130,007.29
  6. Step 6: Final answer
    x = 54,760.67

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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.