Home / 86,820.58-119,793.09-52,846.75

Finding the Fourth Proportional to 86,820.58, 119,793.09 and 52,846.75

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Solution

The fourth proportional to 86,820.58, 119,793.09 and 52,846.75 is: 72,916.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,820.58 : 119,793.09 = 52,846.75 : x
  2. Step 2: Convert to fraction form
    86,820.58/119,793.09 = 52,846.75/x
  3. Step 3: Cross multiply
    86,820.58x = 119,793.09 × 52,846.75
  4. Step 4: Simplify right side
    86,820.58x = 6,330,675,478.96
  5. Step 5: Solve for x
    x = 6,330,675,478.96/86,820.58
  6. Step 6: Final answer
    x = 72,916.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.