Home / 223,285.92-307,826.64-178,117.12

Finding the Fourth Proportional to 223,285.92, 307,826.64 and 178,117.12

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Solution

The fourth proportional to 223,285.92, 307,826.64 and 178,117.12 is: 245,555.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,285.92 : 307,826.64 = 178,117.12 : x
  2. Step 2: Convert to fraction form
    223,285.92/307,826.64 = 178,117.12/x
  3. Step 3: Cross multiply
    223,285.92x = 307,826.64 × 178,117.12
  4. Step 4: Simplify right side
    223,285.92x = 54,829,194,576.08
  5. Step 5: Solve for x
    x = 54,829,194,576.08/223,285.92
  6. Step 6: Final answer
    x = 245,555.99

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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.