Home / 99,554.67-149,333.22-29,435.40

Finding the Fourth Proportional to 99,554.67, 149,333.22 and 29,435.40

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Solution

The fourth proportional to 99,554.67, 149,333.22 and 29,435.40 is: 44,153.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,554.67 : 149,333.22 = 29,435.40 : x
  2. Step 2: Convert to fraction form
    99,554.67/149,333.22 = 29,435.40/x
  3. Step 3: Cross multiply
    99,554.67x = 149,333.22 × 29,435.40
  4. Step 4: Simplify right side
    99,554.67x = 4,395,683,063.99
  5. Step 5: Solve for x
    x = 4,395,683,063.99/99,554.67
  6. Step 6: Final answer
    x = 44,153.46

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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.