Home / 210,193.82-290,073.65-114,706.68

Finding the Fourth Proportional to 210,193.82, 290,073.65 and 114,706.68

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Solution

The fourth proportional to 210,193.82, 290,073.65 and 114,706.68 is: 158,298.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,193.82 : 290,073.65 = 114,706.68 : x
  2. Step 2: Convert to fraction form
    210,193.82/290,073.65 = 114,706.68/x
  3. Step 3: Cross multiply
    210,193.82x = 290,073.65 × 114,706.68
  4. Step 4: Simplify right side
    210,193.82x = 33,273,384,773.45
  5. Step 5: Solve for x
    x = 33,273,384,773.45/210,193.82
  6. Step 6: Final answer
    x = 158,298.59

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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.