Home / 227,155.19-313,488.02-125,180.64

Finding the Fourth Proportional to 227,155.19, 313,488.02 and 125,180.64

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Solution

The fourth proportional to 227,155.19, 313,488.02 and 125,180.64 is: 172,756.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,155.19 : 313,488.02 = 125,180.64 : x
  2. Step 2: Convert to fraction form
    227,155.19/313,488.02 = 125,180.64/x
  3. Step 3: Cross multiply
    227,155.19x = 313,488.02 × 125,180.64
  4. Step 4: Simplify right side
    227,155.19x = 39,242,631,288.88
  5. Step 5: Solve for x
    x = 39,242,631,288.88/227,155.19
  6. Step 6: Final answer
    x = 172,756.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.