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Finding the Fourth Proportional to 177,536.80, 265,867.80 and 118,050.40

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Solution

The fourth proportional to 177,536.80, 265,867.80 and 118,050.40 is: 176,784.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,536.80 : 265,867.80 = 118,050.40 : x
  2. Step 2: Convert to fraction form
    177,536.80/265,867.80 = 118,050.40/x
  3. Step 3: Cross multiply
    177,536.80x = 265,867.80 × 118,050.40
  4. Step 4: Simplify right side
    177,536.80x = 31,385,800,137.12
  5. Step 5: Solve for x
    x = 31,385,800,137.12/177,536.80
  6. Step 6: Final answer
    x = 176,784.76

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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.