Home / 86,835.96-119,834.64-48,597.84

Finding the Fourth Proportional to 86,835.96, 119,834.64 and 48,597.84

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Solution

The fourth proportional to 86,835.96, 119,834.64 and 48,597.84 is: 67,065.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,835.96 : 119,834.64 = 48,597.84 : x
  2. Step 2: Convert to fraction form
    86,835.96/119,834.64 = 48,597.84/x
  3. Step 3: Cross multiply
    86,835.96x = 119,834.64 × 48,597.84
  4. Step 4: Simplify right side
    86,835.96x = 5,823,704,661.18
  5. Step 5: Solve for x
    x = 5,823,704,661.18/86,835.96
  6. Step 6: Final answer
    x = 67,065.59

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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.