Home / 127,681.94-176,199.37-71,093.32

Finding the Fourth Proportional to 127,681.94, 176,199.37 and 71,093.32

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Solution

The fourth proportional to 127,681.94, 176,199.37 and 71,093.32 is: 98,107.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,681.94 : 176,199.37 = 71,093.32 : x
  2. Step 2: Convert to fraction form
    127,681.94/176,199.37 = 71,093.32/x
  3. Step 3: Cross multiply
    127,681.94x = 176,199.37 × 71,093.32
  4. Step 4: Simplify right side
    127,681.94x = 12,526,597,576.98
  5. Step 5: Solve for x
    x = 12,526,597,576.98/127,681.94
  6. Step 6: Final answer
    x = 98,107.82

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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.