Home / 181,328.08-271,761.80-102,486.64

Finding the Fourth Proportional to 181,328.08, 271,761.80 and 102,486.64

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Solution

The fourth proportional to 181,328.08, 271,761.80 and 102,486.64 is: 153,599.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,328.08 : 271,761.80 = 102,486.64 : x
  2. Step 2: Convert to fraction form
    181,328.08/271,761.80 = 102,486.64/x
  3. Step 3: Cross multiply
    181,328.08x = 271,761.80 × 102,486.64
  4. Step 4: Simplify right side
    181,328.08x = 27,851,953,762.35
  5. Step 5: Solve for x
    x = 27,851,953,762.35/181,328.08
  6. Step 6: Final answer
    x = 153,599.78

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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.