Home / 133,569.57-200,391.82-53,663.65

Finding the Fourth Proportional to 133,569.57, 200,391.82 and 53,663.65

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Solution

The fourth proportional to 133,569.57, 200,391.82 and 53,663.65 is: 80,510.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,569.57 : 200,391.82 = 53,663.65 : x
  2. Step 2: Convert to fraction form
    133,569.57/200,391.82 = 53,663.65/x
  3. Step 3: Cross multiply
    133,569.57x = 200,391.82 × 53,663.65
  4. Step 4: Simplify right side
    133,569.57x = 10,753,756,491.34
  5. Step 5: Solve for x
    x = 10,753,756,491.34/133,569.57
  6. Step 6: Final answer
    x = 80,510.53

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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.