Home / 107,807.04-161,610.56-55,100.32

Finding the Fourth Proportional to 107,807.04, 161,610.56 and 55,100.32

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Solution

The fourth proportional to 107,807.04, 161,610.56 and 55,100.32 is: 82,599.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,807.04 : 161,610.56 = 55,100.32 : x
  2. Step 2: Convert to fraction form
    107,807.04/161,610.56 = 55,100.32/x
  3. Step 3: Cross multiply
    107,807.04x = 161,610.56 × 55,100.32
  4. Step 4: Simplify right side
    107,807.04x = 8,904,793,571.38
  5. Step 5: Solve for x
    x = 8,904,793,571.38/107,807.04
  6. Step 6: Final answer
    x = 82,599.37

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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.