Home / 193,060.75-266,412.94-112,501.39

Finding the Fourth Proportional to 193,060.75, 266,412.94 and 112,501.39

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Solution

The fourth proportional to 193,060.75, 266,412.94 and 112,501.39 is: 155,245.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,060.75 : 266,412.94 = 112,501.39 : x
  2. Step 2: Convert to fraction form
    193,060.75/266,412.94 = 112,501.39/x
  3. Step 3: Cross multiply
    193,060.75x = 266,412.94 × 112,501.39
  4. Step 4: Simplify right side
    193,060.75x = 29,971,826,063.99
  5. Step 5: Solve for x
    x = 29,971,826,063.99/193,060.75
  6. Step 6: Final answer
    x = 155,245.57

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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.