Home / 99,586.34-149,270.82-49,020.16

Finding the Fourth Proportional to 99,586.34, 149,270.82 and 49,020.16

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Solution

The fourth proportional to 99,586.34, 149,270.82 and 49,020.16 is: 73,476.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,586.34 : 149,270.82 = 49,020.16 : x
  2. Step 2: Convert to fraction form
    99,586.34/149,270.82 = 49,020.16/x
  3. Step 3: Cross multiply
    99,586.34x = 149,270.82 × 49,020.16
  4. Step 4: Simplify right side
    99,586.34x = 7,317,280,036.04
  5. Step 5: Solve for x
    x = 7,317,280,036.04/99,586.34
  6. Step 6: Final answer
    x = 73,476.75

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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.