Home / 185,061.32-277,550.45-85,125.54

Finding the Fourth Proportional to 185,061.32, 277,550.45 and 85,125.54

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Solution

The fourth proportional to 185,061.32, 277,550.45 and 85,125.54 is: 127,669.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,061.32 : 277,550.45 = 85,125.54 : x
  2. Step 2: Convert to fraction form
    185,061.32/277,550.45 = 85,125.54/x
  3. Step 3: Cross multiply
    185,061.32x = 277,550.45 × 85,125.54
  4. Step 4: Simplify right side
    185,061.32x = 23,626,631,933.49
  5. Step 5: Solve for x
    x = 23,626,631,933.49/185,061.32
  6. Step 6: Final answer
    x = 127,669.21

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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.