Home / 151,738.60-227,780.70-89,444.20

Finding the Fourth Proportional to 151,738.60, 227,780.70 and 89,444.20

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Solution

The fourth proportional to 151,738.60, 227,780.70 and 89,444.20 is: 134,268.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,738.60 : 227,780.70 = 89,444.20 : x
  2. Step 2: Convert to fraction form
    151,738.60/227,780.70 = 89,444.20/x
  3. Step 3: Cross multiply
    151,738.60x = 227,780.70 × 89,444.20
  4. Step 4: Simplify right side
    151,738.60x = 20,373,662,486.94
  5. Step 5: Solve for x
    x = 20,373,662,486.94/151,738.60
  6. Step 6: Final answer
    x = 134,268.16

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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.