Home / 155,695.34-214,875.44-95,305.89

Finding the Fourth Proportional to 155,695.34, 214,875.44 and 95,305.89

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Solution

The fourth proportional to 155,695.34, 214,875.44 and 95,305.89 is: 131,531.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,695.34 : 214,875.44 = 95,305.89 : x
  2. Step 2: Convert to fraction form
    155,695.34/214,875.44 = 95,305.89/x
  3. Step 3: Cross multiply
    155,695.34x = 214,875.44 × 95,305.89
  4. Step 4: Simplify right side
    155,695.34x = 20,478,893,766.03
  5. Step 5: Solve for x
    x = 20,478,893,766.03/155,695.34
  6. Step 6: Final answer
    x = 131,531.84

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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.