Home / 64,853.04-97,292.56-20,483.92

Finding the Fourth Proportional to 64,853.04, 97,292.56 and 20,483.92

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Solution

The fourth proportional to 64,853.04, 97,292.56 and 20,483.92 is: 30,729.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,853.04 : 97,292.56 = 20,483.92 : x
  2. Step 2: Convert to fraction form
    64,853.04/97,292.56 = 20,483.92/x
  3. Step 3: Cross multiply
    64,853.04x = 97,292.56 × 20,483.92
  4. Step 4: Simplify right side
    64,853.04x = 1,992,933,015.64
  5. Step 5: Solve for x
    x = 1,992,933,015.64/64,853.04
  6. Step 6: Final answer
    x = 30,729.99

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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.