Home / 185,635.16-277,981.71-155,570.36

Finding the Fourth Proportional to 185,635.16, 277,981.71 and 155,570.36

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Solution

The fourth proportional to 185,635.16, 277,981.71 and 155,570.36 is: 232,960.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,635.16 : 277,981.71 = 155,570.36 : x
  2. Step 2: Convert to fraction form
    185,635.16/277,981.71 = 155,570.36/x
  3. Step 3: Cross multiply
    185,635.16x = 277,981.71 × 155,570.36
  4. Step 4: Simplify right side
    185,635.16x = 43,245,714,698.12
  5. Step 5: Solve for x
    x = 43,245,714,698.12/185,635.16
  6. Step 6: Final answer
    x = 232,960.80

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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.