Home / 219,236.76-328,833.59-148,613.06

Finding the Fourth Proportional to 219,236.76, 328,833.59 and 148,613.06

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Solution

The fourth proportional to 219,236.76, 328,833.59 and 148,613.06 is: 222,904.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,236.76 : 328,833.59 = 148,613.06 : x
  2. Step 2: Convert to fraction form
    219,236.76/328,833.59 = 148,613.06/x
  3. Step 3: Cross multiply
    219,236.76x = 328,833.59 × 148,613.06
  4. Step 4: Simplify right side
    219,236.76x = 48,868,966,955.65
  5. Step 5: Solve for x
    x = 48,868,966,955.65/219,236.76
  6. Step 6: Final answer
    x = 222,904.99

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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.