Home / 237,406.65-327,622.13-129,986.67

Finding the Fourth Proportional to 237,406.65, 327,622.13 and 129,986.67

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Solution

The fourth proportional to 237,406.65, 327,622.13 and 129,986.67 is: 179,382.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,406.65 : 327,622.13 = 129,986.67 : x
  2. Step 2: Convert to fraction form
    237,406.65/327,622.13 = 129,986.67/x
  3. Step 3: Cross multiply
    237,406.65x = 327,622.13 × 129,986.67
  4. Step 4: Simplify right side
    237,406.65x = 42,586,509,697.01
  5. Step 5: Solve for x
    x = 42,586,509,697.01/237,406.65
  6. Step 6: Final answer
    x = 179,382.13

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1.5x scale

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.