Home / 102,337.76-153,650.10-52,453.64

Finding the Fourth Proportional to 102,337.76, 153,650.10 and 52,453.64

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Solution

The fourth proportional to 102,337.76, 153,650.10 and 52,453.64 is: 78,753.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,337.76 : 153,650.10 = 52,453.64 : x
  2. Step 2: Convert to fraction form
    102,337.76/153,650.10 = 52,453.64/x
  3. Step 3: Cross multiply
    102,337.76x = 153,650.10 × 52,453.64
  4. Step 4: Simplify right side
    102,337.76x = 8,059,507,031.36
  5. Step 5: Solve for x
    x = 8,059,507,031.36/102,337.76
  6. Step 6: Final answer
    x = 78,753.99

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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.