Home / 300,787.04-451,281.08-98,392.37

Finding the Fourth Proportional to 300,787.04, 451,281.08 and 98,392.37

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Solution

The fourth proportional to 300,787.04, 451,281.08 and 98,392.37 is: 147,621.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,787.04 : 451,281.08 = 98,392.37 : x
  2. Step 2: Convert to fraction form
    300,787.04/451,281.08 = 98,392.37/x
  3. Step 3: Cross multiply
    300,787.04x = 451,281.08 × 98,392.37
  4. Step 4: Simplify right side
    300,787.04x = 44,402,612,248.99
  5. Step 5: Solve for x
    x = 44,402,612,248.99/300,787.04
  6. Step 6: Final answer
    x = 147,621.43

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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.