Home / 114,569.65-171,813.48-39,669.70

Finding the Fourth Proportional to 114,569.65, 171,813.48 and 39,669.70

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Solution

The fourth proportional to 114,569.65, 171,813.48 and 39,669.70 is: 59,490.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,569.65 : 171,813.48 = 39,669.70 : x
  2. Step 2: Convert to fraction form
    114,569.65/171,813.48 = 39,669.70/x
  3. Step 3: Cross multiply
    114,569.65x = 171,813.48 × 39,669.70
  4. Step 4: Simplify right side
    114,569.65x = 6,815,789,207.56
  5. Step 5: Solve for x
    x = 6,815,789,207.56/114,569.65
  6. Step 6: Final answer
    x = 59,490.36

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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.