Home / 209,827.98-289,561.38-114,334.38

Finding the Fourth Proportional to 209,827.98, 289,561.38 and 114,334.38

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Solution

The fourth proportional to 209,827.98, 289,561.38 and 114,334.38 is: 157,780.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,827.98 : 289,561.38 = 114,334.38 : x
  2. Step 2: Convert to fraction form
    209,827.98/289,561.38 = 114,334.38/x
  3. Step 3: Cross multiply
    209,827.98x = 289,561.38 × 114,334.38
  4. Step 4: Simplify right side
    209,827.98x = 33,106,820,854.24
  5. Step 5: Solve for x
    x = 33,106,820,854.24/209,827.98
  6. Step 6: Final answer
    x = 157,780.77

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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.