Home / 119,256.32-178,882.62-30,509.06

Finding the Fourth Proportional to 119,256.32, 178,882.62 and 30,509.06

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Solution

The fourth proportional to 119,256.32, 178,882.62 and 30,509.06 is: 45,763.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,256.32 : 178,882.62 = 30,509.06 : x
  2. Step 2: Convert to fraction form
    119,256.32/178,882.62 = 30,509.06/x
  3. Step 3: Cross multiply
    119,256.32x = 178,882.62 × 30,509.06
  4. Step 4: Simplify right side
    119,256.32x = 5,457,540,586.54
  5. Step 5: Solve for x
    x = 5,457,540,586.54/119,256.32
  6. Step 6: Final answer
    x = 45,763.11

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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.