Home / 64,661.08-97,005.58-19,685.96

Finding the Fourth Proportional to 64,661.08, 97,005.58 and 19,685.96

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Solution

The fourth proportional to 64,661.08, 97,005.58 and 19,685.96 is: 29,533.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,661.08 : 97,005.58 = 19,685.96 : x
  2. Step 2: Convert to fraction form
    64,661.08/97,005.58 = 19,685.96/x
  3. Step 3: Cross multiply
    64,661.08x = 97,005.58 × 19,685.96
  4. Step 4: Simplify right side
    64,661.08x = 1,909,647,967.66
  5. Step 5: Solve for x
    x = 1,909,647,967.66/64,661.08
  6. Step 6: Final answer
    x = 29,533.19

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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.