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Finding the Fourth Proportional to 117,955.44, 177,110.64 and 101,494.80

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Solution

The fourth proportional to 117,955.44, 177,110.64 and 101,494.80 is: 152,394.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,955.44 : 177,110.64 = 101,494.80 : x
  2. Step 2: Convert to fraction form
    117,955.44/177,110.64 = 101,494.80/x
  3. Step 3: Cross multiply
    117,955.44x = 177,110.64 × 101,494.80
  4. Step 4: Simplify right side
    117,955.44x = 17,975,808,984.67
  5. Step 5: Solve for x
    x = 17,975,808,984.67/117,955.44
  6. Step 6: Final answer
    x = 152,394.91

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1.5x scale

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.