Home / 52,820.48-79,261.86-19,563.90

Finding the Fourth Proportional to 52,820.48, 79,261.86 and 19,563.90

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Solution

The fourth proportional to 52,820.48, 79,261.86 and 19,563.90 is: 29,357.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,820.48 : 79,261.86 = 19,563.90 : x
  2. Step 2: Convert to fraction form
    52,820.48/79,261.86 = 19,563.90/x
  3. Step 3: Cross multiply
    52,820.48x = 79,261.86 × 19,563.90
  4. Step 4: Simplify right side
    52,820.48x = 1,550,671,349.92
  5. Step 5: Solve for x
    x = 1,550,671,349.92/52,820.48
  6. Step 6: Final answer
    x = 29,357.39

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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.