Home / 86,609.15-119,494.49-50,303.58

Finding the Fourth Proportional to 86,609.15, 119,494.49 and 50,303.58

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Solution

The fourth proportional to 86,609.15, 119,494.49 and 50,303.58 is: 69,403.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,609.15 : 119,494.49 = 50,303.58 : x
  2. Step 2: Convert to fraction form
    86,609.15/119,494.49 = 50,303.58/x
  3. Step 3: Cross multiply
    86,609.15x = 119,494.49 × 50,303.58
  4. Step 4: Simplify right side
    86,609.15x = 6,011,000,892.77
  5. Step 5: Solve for x
    x = 6,011,000,892.77/86,609.15
  6. Step 6: Final answer
    x = 69,403.76

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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.