Home / 208,202.95-312,257.67-95,775.18

Finding the Fourth Proportional to 208,202.95, 312,257.67 and 95,775.18

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Solution

The fourth proportional to 208,202.95, 312,257.67 and 95,775.18 is: 143,641.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,202.95 : 312,257.67 = 95,775.18 : x
  2. Step 2: Convert to fraction form
    208,202.95/312,257.67 = 95,775.18/x
  3. Step 3: Cross multiply
    208,202.95x = 312,257.67 × 95,775.18
  4. Step 4: Simplify right side
    208,202.95x = 29,906,534,550.63
  5. Step 5: Solve for x
    x = 29,906,534,550.63/208,202.95
  6. Step 6: Final answer
    x = 143,641.26

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1.5x scale

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.