Home / 302,449.46-453,357.65-112,833.51

Finding the Fourth Proportional to 302,449.46, 453,357.65 and 112,833.51

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Solution

The fourth proportional to 302,449.46, 453,357.65 and 112,833.51 is: 169,132.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,449.46 : 453,357.65 = 112,833.51 : x
  2. Step 2: Convert to fraction form
    302,449.46/453,357.65 = 112,833.51/x
  3. Step 3: Cross multiply
    302,449.46x = 453,357.65 × 112,833.51
  4. Step 4: Simplify right side
    302,449.46x = 51,153,934,370.68
  5. Step 5: Solve for x
    x = 51,153,934,370.68/302,449.46
  6. Step 6: Final answer
    x = 169,132.18

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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.