Home / 210,217.18-290,100.52-114,726

Finding the Fourth Proportional to 210,217.18, 290,100.52 and 114,726

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Solution

The fourth proportional to 210,217.18, 290,100.52 and 114,726 is: 158,322.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,217.18 : 290,100.52 = 114,726 : x
  2. Step 2: Convert to fraction form
    210,217.18/290,100.52 = 114,726/x
  3. Step 3: Cross multiply
    210,217.18x = 290,100.52 × 114,726
  4. Step 4: Simplify right side
    210,217.18x = 33,282,072,257.52
  5. Step 5: Solve for x
    x = 33,282,072,257.52/210,217.18
  6. Step 6: Final answer
    x = 158,322.32

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.