Home / 177,777.42-266,666.37-72,596.38

Finding the Fourth Proportional to 177,777.42, 266,666.37 and 72,596.38

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Solution

The fourth proportional to 177,777.42, 266,666.37 and 72,596.38 is: 108,894.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,777.42 : 266,666.37 = 72,596.38 : x
  2. Step 2: Convert to fraction form
    177,777.42/266,666.37 = 72,596.38/x
  3. Step 3: Cross multiply
    177,777.42x = 266,666.37 × 72,596.38
  4. Step 4: Simplify right side
    177,777.42x = 19,359,013,129.74
  5. Step 5: Solve for x
    x = 19,359,013,129.74/177,777.42
  6. Step 6: Final answer
    x = 108,894.67

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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.