Home / 198,536.58-274,044.33-127,108.98

Finding the Fourth Proportional to 198,536.58, 274,044.33 and 127,108.98

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Solution

The fourth proportional to 198,536.58, 274,044.33 and 127,108.98 is: 175,451.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,536.58 : 274,044.33 = 127,108.98 : x
  2. Step 2: Convert to fraction form
    198,536.58/274,044.33 = 127,108.98/x
  3. Step 3: Cross multiply
    198,536.58x = 274,044.33 × 127,108.98
  4. Step 4: Simplify right side
    198,536.58x = 34,833,495,261.08
  5. Step 5: Solve for x
    x = 34,833,495,261.08/198,536.58
  6. Step 6: Final answer
    x = 175,451.27

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1.5x scale

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.