Home / 148,756.40-205,233.12-95,072.38

Finding the Fourth Proportional to 148,756.40, 205,233.12 and 95,072.38

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Solution

The fourth proportional to 148,756.40, 205,233.12 and 95,072.38 is: 131,167.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,756.40 : 205,233.12 = 95,072.38 : x
  2. Step 2: Convert to fraction form
    148,756.40/205,233.12 = 95,072.38/x
  3. Step 3: Cross multiply
    148,756.40x = 205,233.12 × 95,072.38
  4. Step 4: Simplify right side
    148,756.40x = 19,512,001,173.23
  5. Step 5: Solve for x
    x = 19,512,001,173.23/148,756.40
  6. Step 6: Final answer
    x = 131,167.48

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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.