Home / 178,183.92-245,833.50-105,564.12

Finding the Fourth Proportional to 178,183.92, 245,833.50 and 105,564.12

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Solution

The fourth proportional to 178,183.92, 245,833.50 and 105,564.12 is: 145,642.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,183.92 : 245,833.50 = 105,564.12 : x
  2. Step 2: Convert to fraction form
    178,183.92/245,833.50 = 105,564.12/x
  3. Step 3: Cross multiply
    178,183.92x = 245,833.50 × 105,564.12
  4. Step 4: Simplify right side
    178,183.92x = 25,951,197,094.02
  5. Step 5: Solve for x
    x = 25,951,197,094.02/178,183.92
  6. Step 6: Final answer
    x = 145,642.76

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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.