Home / 43,780.76-65,697.69-17,483.30

Finding the Fourth Proportional to 43,780.76, 65,697.69 and 17,483.30

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Solution

The fourth proportional to 43,780.76, 65,697.69 and 17,483.30 is: 26,235.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,780.76 : 65,697.69 = 17,483.30 : x
  2. Step 2: Convert to fraction form
    43,780.76/65,697.69 = 17,483.30/x
  3. Step 3: Cross multiply
    43,780.76x = 65,697.69 × 17,483.30
  4. Step 4: Simplify right side
    43,780.76x = 1,148,612,095.09
  5. Step 5: Solve for x
    x = 1,148,612,095.09/43,780.76
  6. Step 6: Final answer
    x = 26,235.55

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1.5x scale

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.