Home / 161,828.46-242,703.70-49,509.64

Finding the Fourth Proportional to 161,828.46, 242,703.70 and 49,509.64

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Solution

The fourth proportional to 161,828.46, 242,703.70 and 49,509.64 is: 74,252.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,828.46 : 242,703.70 = 49,509.64 : x
  2. Step 2: Convert to fraction form
    161,828.46/242,703.70 = 49,509.64/x
  3. Step 3: Cross multiply
    161,828.46x = 242,703.70 × 49,509.64
  4. Step 4: Simplify right side
    161,828.46x = 12,016,172,813.67
  5. Step 5: Solve for x
    x = 12,016,172,813.67/161,828.46
  6. Step 6: Final answer
    x = 74,252.53

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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.