Home / 129,313.14-193,854.69-50,482.59

Finding the Fourth Proportional to 129,313.14, 193,854.69 and 50,482.59

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Solution

The fourth proportional to 129,313.14, 193,854.69 and 50,482.59 is: 75,678.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,313.14 : 193,854.69 = 50,482.59 : x
  2. Step 2: Convert to fraction form
    129,313.14/193,854.69 = 50,482.59/x
  3. Step 3: Cross multiply
    129,313.14x = 193,854.69 × 50,482.59
  4. Step 4: Simplify right side
    129,313.14x = 9,786,286,834.85
  5. Step 5: Solve for x
    x = 9,786,286,834.85/129,313.14
  6. Step 6: Final answer
    x = 75,678.98

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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.