Home / 89,419.32-134,205.86-51,927.29

Finding the Fourth Proportional to 89,419.32, 134,205.86 and 51,927.29

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Solution

The fourth proportional to 89,419.32, 134,205.86 and 51,927.29 is: 77,935.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,419.32 : 134,205.86 = 51,927.29 : x
  2. Step 2: Convert to fraction form
    89,419.32/134,205.86 = 51,927.29/x
  3. Step 3: Cross multiply
    89,419.32x = 134,205.86 × 51,927.29
  4. Step 4: Simplify right side
    89,419.32x = 6,968,946,573.98
  5. Step 5: Solve for x
    x = 6,968,946,573.98/89,419.32
  6. Step 6: Final answer
    x = 77,935.58

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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.