Home / 302,789.52-417,868.20-168,653.52

Finding the Fourth Proportional to 302,789.52, 417,868.20 and 168,653.52

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Solution

The fourth proportional to 302,789.52, 417,868.20 and 168,653.52 is: 232,752.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,789.52 : 417,868.20 = 168,653.52 : x
  2. Step 2: Convert to fraction form
    302,789.52/417,868.20 = 168,653.52/x
  3. Step 3: Cross multiply
    302,789.52x = 417,868.20 × 168,653.52
  4. Step 4: Simplify right side
    302,789.52x = 70,474,942,826.06
  5. Step 5: Solve for x
    x = 70,474,942,826.06/302,789.52
  6. Step 6: Final answer
    x = 232,752.25

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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.