Home / 222,576.06-307,261.32-127,064.28

Finding the Fourth Proportional to 222,576.06, 307,261.32 and 127,064.28

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Solution

The fourth proportional to 222,576.06, 307,261.32 and 127,064.28 is: 175,409.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,576.06 : 307,261.32 = 127,064.28 : x
  2. Step 2: Convert to fraction form
    222,576.06/307,261.32 = 127,064.28/x
  3. Step 3: Cross multiply
    222,576.06x = 307,261.32 × 127,064.28
  4. Step 4: Simplify right side
    222,576.06x = 39,041,938,397.65
  5. Step 5: Solve for x
    x = 39,041,938,397.65/222,576.06
  6. Step 6: Final answer
    x = 175,409.42

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1.5x scale

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.