Home / 151,820.12-227,749.62-58,313.72

Finding the Fourth Proportional to 151,820.12, 227,749.62 and 58,313.72

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Solution

The fourth proportional to 151,820.12, 227,749.62 and 58,313.72 is: 87,478.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,820.12 : 227,749.62 = 58,313.72 : x
  2. Step 2: Convert to fraction form
    151,820.12/227,749.62 = 58,313.72/x
  3. Step 3: Cross multiply
    151,820.12x = 227,749.62 × 58,313.72
  4. Step 4: Simplify right side
    151,820.12x = 13,280,927,570.79
  5. Step 5: Solve for x
    x = 13,280,927,570.79/151,820.12
  6. Step 6: Final answer
    x = 87,478.05

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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.