Home / 102,446.96-153,664.88-39,297.36

Finding the Fourth Proportional to 102,446.96, 153,664.88 and 39,297.36

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Solution

The fourth proportional to 102,446.96, 153,664.88 and 39,297.36 is: 58,943.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,446.96 : 153,664.88 = 39,297.36 : x
  2. Step 2: Convert to fraction form
    102,446.96/153,664.88 = 39,297.36/x
  3. Step 3: Cross multiply
    102,446.96x = 153,664.88 × 39,297.36
  4. Step 4: Simplify right side
    102,446.96x = 6,038,624,108.72
  5. Step 5: Solve for x
    x = 6,038,624,108.72/102,446.96
  6. Step 6: Final answer
    x = 58,943.91

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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.