Home / 369,236.96-553,806.21-102,975.18

Finding the Fourth Proportional to 369,236.96, 553,806.21 and 102,975.18

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Solution

The fourth proportional to 369,236.96, 553,806.21 and 102,975.18 is: 154,449.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,236.96 : 553,806.21 = 102,975.18 : x
  2. Step 2: Convert to fraction form
    369,236.96/553,806.21 = 102,975.18/x
  3. Step 3: Cross multiply
    369,236.96x = 553,806.21 × 102,975.18
  4. Step 4: Simplify right side
    369,236.96x = 57,028,294,159.87
  5. Step 5: Solve for x
    x = 57,028,294,159.87/369,236.96
  6. Step 6: Final answer
    x = 154,449.04

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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.