Home / 209,564.56-314,439.12-119,603.52

Finding the Fourth Proportional to 209,564.56, 314,439.12 and 119,603.52

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Solution

The fourth proportional to 209,564.56, 314,439.12 and 119,603.52 is: 179,457.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,564.56 : 314,439.12 = 119,603.52 : x
  2. Step 2: Convert to fraction form
    209,564.56/314,439.12 = 119,603.52/x
  3. Step 3: Cross multiply
    209,564.56x = 314,439.12 × 119,603.52
  4. Step 4: Simplify right side
    209,564.56x = 37,608,025,577.70
  5. Step 5: Solve for x
    x = 37,608,025,577.70/209,564.56
  6. Step 6: Final answer
    x = 179,457.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.