Home / 64,203.03-96,320.34-19,828.80

Finding the Fourth Proportional to 64,203.03, 96,320.34 and 19,828.80

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Solution

The fourth proportional to 64,203.03, 96,320.34 and 19,828.80 is: 29,748.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,203.03 : 96,320.34 = 19,828.80 : x
  2. Step 2: Convert to fraction form
    64,203.03/96,320.34 = 19,828.80/x
  3. Step 3: Cross multiply
    64,203.03x = 96,320.34 × 19,828.80
  4. Step 4: Simplify right side
    64,203.03x = 1,909,916,757.79
  5. Step 5: Solve for x
    x = 1,909,916,757.79/64,203.03
  6. Step 6: Final answer
    x = 29,748.08

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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.