Home / 114,877.72-172,245.96-44,675.20

Finding the Fourth Proportional to 114,877.72, 172,245.96 and 44,675.20

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Solution

The fourth proportional to 114,877.72, 172,245.96 and 44,675.20 is: 66,985.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,877.72 : 172,245.96 = 44,675.20 : x
  2. Step 2: Convert to fraction form
    114,877.72/172,245.96 = 44,675.20/x
  3. Step 3: Cross multiply
    114,877.72x = 172,245.96 × 44,675.20
  4. Step 4: Simplify right side
    114,877.72x = 7,695,122,712.19
  5. Step 5: Solve for x
    x = 7,695,122,712.19/114,877.72
  6. Step 6: Final answer
    x = 66,985.34

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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.