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Finding the Fourth Proportional to 126,125.58, 174,054.54 and 69,538.98

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Solution

The fourth proportional to 126,125.58, 174,054.54 and 69,538.98 is: 95,964.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,125.58 : 174,054.54 = 69,538.98 : x
  2. Step 2: Convert to fraction form
    126,125.58/174,054.54 = 69,538.98/x
  3. Step 3: Cross multiply
    126,125.58x = 174,054.54 × 69,538.98
  4. Step 4: Simplify right side
    126,125.58x = 12,103,575,175.97
  5. Step 5: Solve for x
    x = 12,103,575,175.97/126,125.58
  6. Step 6: Final answer
    x = 95,964.48

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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.