Home / 304,025.57-456,103.62-90,810.35

Finding the Fourth Proportional to 304,025.57, 456,103.62 and 90,810.35

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Solution

The fourth proportional to 304,025.57, 456,103.62 and 90,810.35 is: 136,235.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,025.57 : 456,103.62 = 90,810.35 : x
  2. Step 2: Convert to fraction form
    304,025.57/456,103.62 = 90,810.35/x
  3. Step 3: Cross multiply
    304,025.57x = 456,103.62 × 90,810.35
  4. Step 4: Simplify right side
    304,025.57x = 41,418,927,087.95
  5. Step 5: Solve for x
    x = 41,418,927,087.95/304,025.57
  6. Step 6: Final answer
    x = 136,235.01

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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.