Home / 277,124.16-415,583.68-99,583.36

Finding the Fourth Proportional to 277,124.16, 415,583.68 and 99,583.36

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Solution

The fourth proportional to 277,124.16, 415,583.68 and 99,583.36 is: 149,338.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,124.16 : 415,583.68 = 99,583.36 : x
  2. Step 2: Convert to fraction form
    277,124.16/415,583.68 = 99,583.36/x
  3. Step 3: Cross multiply
    277,124.16x = 415,583.68 × 99,583.36
  4. Step 4: Simplify right side
    277,124.16x = 41,385,219,215.56
  5. Step 5: Solve for x
    x = 41,385,219,215.56/277,124.16
  6. Step 6: Final answer
    x = 149,338.19

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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.