Home / 236,450.98-326,310.22-129,026.91

Finding the Fourth Proportional to 236,450.98, 326,310.22 and 129,026.91

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Solution

The fourth proportional to 236,450.98, 326,310.22 and 129,026.91 is: 178,061.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,450.98 : 326,310.22 = 129,026.91 : x
  2. Step 2: Convert to fraction form
    236,450.98/326,310.22 = 129,026.91/x
  3. Step 3: Cross multiply
    236,450.98x = 326,310.22 × 129,026.91
  4. Step 4: Simplify right side
    236,450.98x = 42,102,798,657.41
  5. Step 5: Solve for x
    x = 42,102,798,657.41/236,450.98
  6. Step 6: Final answer
    x = 178,061.43

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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.