Home / 109,927.09-151,683.15-62,179.39

Finding the Fourth Proportional to 109,927.09, 151,683.15 and 62,179.39

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Solution

The fourth proportional to 109,927.09, 151,683.15 and 62,179.39 is: 85,798.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,927.09 : 151,683.15 = 62,179.39 : x
  2. Step 2: Convert to fraction form
    109,927.09/151,683.15 = 62,179.39/x
  3. Step 3: Cross multiply
    109,927.09x = 151,683.15 × 62,179.39
  4. Step 4: Simplify right side
    109,927.09x = 9,431,565,740.28
  5. Step 5: Solve for x
    x = 9,431,565,740.28/109,927.09
  6. Step 6: Final answer
    x = 85,798.38

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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.