Home / 127,682.14-176,206.80-71,093.50

Finding the Fourth Proportional to 127,682.14, 176,206.80 and 71,093.50

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Solution

The fourth proportional to 127,682.14, 176,206.80 and 71,093.50 is: 98,112.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,682.14 : 176,206.80 = 71,093.50 : x
  2. Step 2: Convert to fraction form
    127,682.14/176,206.80 = 71,093.50/x
  3. Step 3: Cross multiply
    127,682.14x = 176,206.80 × 71,093.50
  4. Step 4: Simplify right side
    127,682.14x = 12,527,158,135.80
  5. Step 5: Solve for x
    x = 12,527,158,135.80/127,682.14
  6. Step 6: Final answer
    x = 98,112.06

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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.