Home / 178,501.20-246,344.16-102,031.60

Finding the Fourth Proportional to 178,501.20, 246,344.16 and 102,031.60

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Solution

The fourth proportional to 178,501.20, 246,344.16 and 102,031.60 is: 140,810.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,501.20 : 246,344.16 = 102,031.60 : x
  2. Step 2: Convert to fraction form
    178,501.20/246,344.16 = 102,031.60/x
  3. Step 3: Cross multiply
    178,501.20x = 246,344.16 × 102,031.60
  4. Step 4: Simplify right side
    178,501.20x = 25,134,888,795.46
  5. Step 5: Solve for x
    x = 25,134,888,795.46/178,501.20
  6. Step 6: Final answer
    x = 140,810.76

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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.