Home / 133,006.42-198,061.17-131,533.84

Finding the Fourth Proportional to 133,006.42, 198,061.17 and 131,533.84

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Solution

The fourth proportional to 133,006.42, 198,061.17 and 131,533.84 is: 195,868.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,006.42 : 198,061.17 = 131,533.84 : x
  2. Step 2: Convert to fraction form
    133,006.42/198,061.17 = 131,533.84/x
  3. Step 3: Cross multiply
    133,006.42x = 198,061.17 × 131,533.84
  4. Step 4: Simplify right side
    133,006.42x = 26,051,745,254.69
  5. Step 5: Solve for x
    x = 26,051,745,254.69/133,006.42
  6. Step 6: Final answer
    x = 195,868.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.