Home / 64,110.12-96,176.16-19,736

Finding the Fourth Proportional to 64,110.12, 96,176.16 and 19,736

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Solution

The fourth proportional to 64,110.12, 96,176.16 and 19,736 is: 29,607.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,110.12 : 96,176.16 = 19,736 : x
  2. Step 2: Convert to fraction form
    64,110.12/96,176.16 = 19,736/x
  3. Step 3: Cross multiply
    64,110.12x = 96,176.16 × 19,736
  4. Step 4: Simplify right side
    64,110.12x = 1,898,132,693.76
  5. Step 5: Solve for x
    x = 1,898,132,693.76/64,110.12
  6. Step 6: Final answer
    x = 29,607.38

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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.