Home / 77,186.86-115,779.03-24,595.63

Finding the Fourth Proportional to 77,186.86, 115,779.03 and 24,595.63

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Solution

The fourth proportional to 77,186.86, 115,779.03 and 24,595.63 is: 36,893.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,186.86 : 115,779.03 = 24,595.63 : x
  2. Step 2: Convert to fraction form
    77,186.86/115,779.03 = 24,595.63/x
  3. Step 3: Cross multiply
    77,186.86x = 115,779.03 × 24,595.63
  4. Step 4: Simplify right side
    77,186.86x = 2,847,658,183.64
  5. Step 5: Solve for x
    x = 2,847,658,183.64/77,186.86
  6. Step 6: Final answer
    x = 36,893.04

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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.