Home / 164,631.84-247,006.96-64,736.64

Finding the Fourth Proportional to 164,631.84, 247,006.96 and 64,736.64

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Solution

The fourth proportional to 164,631.84, 247,006.96 and 64,736.64 is: 97,128.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,631.84 : 247,006.96 = 64,736.64 : x
  2. Step 2: Convert to fraction form
    164,631.84/247,006.96 = 64,736.64/x
  3. Step 3: Cross multiply
    164,631.84x = 247,006.96 × 64,736.64
  4. Step 4: Simplify right side
    164,631.84x = 15,990,400,647.01
  5. Step 5: Solve for x
    x = 15,990,400,647.01/164,631.84
  6. Step 6: Final answer
    x = 97,128.24

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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.