Home / 210,263.05-290,169.89-114,774.85

Finding the Fourth Proportional to 210,263.05, 290,169.89 and 114,774.85

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Solution

The fourth proportional to 210,263.05, 290,169.89 and 114,774.85 is: 158,393.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,263.05 : 290,169.89 = 114,774.85 : x
  2. Step 2: Convert to fraction form
    210,263.05/290,169.89 = 114,774.85/x
  3. Step 3: Cross multiply
    210,263.05x = 290,169.89 × 114,774.85
  4. Step 4: Simplify right side
    210,263.05x = 33,304,205,599.27
  5. Step 5: Solve for x
    x = 33,304,205,599.27/210,263.05
  6. Step 6: Final answer
    x = 158,393.05

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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.