Home / 109,962.36-164,946.60-38,874.96

Finding the Fourth Proportional to 109,962.36, 164,946.60 and 38,874.96

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Solution

The fourth proportional to 109,962.36, 164,946.60 and 38,874.96 is: 58,313.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,962.36 : 164,946.60 = 38,874.96 : x
  2. Step 2: Convert to fraction form
    109,962.36/164,946.60 = 38,874.96/x
  3. Step 3: Cross multiply
    109,962.36x = 164,946.60 × 38,874.96
  4. Step 4: Simplify right side
    109,962.36x = 6,412,292,477.14
  5. Step 5: Solve for x
    x = 6,412,292,477.14/109,962.36
  6. Step 6: Final answer
    x = 58,313.52

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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.