Home / 210,318.49-290,246.39-114,832.45

Finding the Fourth Proportional to 210,318.49, 290,246.39 and 114,832.45

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Solution

The fourth proportional to 210,318.49, 290,246.39 and 114,832.45 is: 158,472.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,318.49 : 290,246.39 = 114,832.45 : x
  2. Step 2: Convert to fraction form
    210,318.49/290,246.39 = 114,832.45/x
  3. Step 3: Cross multiply
    210,318.49x = 290,246.39 × 114,832.45
  4. Step 4: Simplify right side
    210,318.49x = 33,329,704,067.36
  5. Step 5: Solve for x
    x = 33,329,704,067.36/210,318.49
  6. Step 6: Final answer
    x = 158,472.53

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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.