Home / 52,720.32-79,069.02-16,699.62

Finding the Fourth Proportional to 52,720.32, 79,069.02 and 16,699.62

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Solution

The fourth proportional to 52,720.32, 79,069.02 and 16,699.62 is: 25,045.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,720.32 : 79,069.02 = 16,699.62 : x
  2. Step 2: Convert to fraction form
    52,720.32/79,069.02 = 16,699.62/x
  3. Step 3: Cross multiply
    52,720.32x = 79,069.02 × 16,699.62
  4. Step 4: Simplify right side
    52,720.32x = 1,320,422,587.77
  5. Step 5: Solve for x
    x = 1,320,422,587.77/52,720.32
  6. Step 6: Final answer
    x = 25,045.80

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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.