Home / 84,932.45-127,497.09-45,566.45

Finding the Fourth Proportional to 84,932.45, 127,497.09 and 45,566.45

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Solution

The fourth proportional to 84,932.45, 127,497.09 and 45,566.45 is: 68,402.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,932.45 : 127,497.09 = 45,566.45 : x
  2. Step 2: Convert to fraction form
    84,932.45/127,497.09 = 45,566.45/x
  3. Step 3: Cross multiply
    84,932.45x = 127,497.09 × 45,566.45
  4. Step 4: Simplify right side
    84,932.45x = 5,809,589,531.82
  5. Step 5: Solve for x
    x = 5,809,589,531.82/84,932.45
  6. Step 6: Final answer
    x = 68,402.47

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1.5x scale

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.