Home / 52,860.08-79,300-43,085.04

Finding the Fourth Proportional to 52,860.08, 79,300 and 43,085.04

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Solution

The fourth proportional to 52,860.08, 79,300 and 43,085.04 is: 64,635.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,860.08 : 79,300 = 43,085.04 : x
  2. Step 2: Convert to fraction form
    52,860.08/79,300 = 43,085.04/x
  3. Step 3: Cross multiply
    52,860.08x = 79,300 × 43,085.04
  4. Step 4: Simplify right side
    52,860.08x = 3,416,643,672
  5. Step 5: Solve for x
    x = 3,416,643,672/52,860.08
  6. Step 6: Final answer
    x = 64,635.61

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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.