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Finding the Fourth Proportional to 118,305.03, 177,430.80 and 34,065.03

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Solution

The fourth proportional to 118,305.03, 177,430.80 and 34,065.03 is: 51,089.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,305.03 : 177,430.80 = 34,065.03 : x
  2. Step 2: Convert to fraction form
    118,305.03/177,430.80 = 34,065.03/x
  3. Step 3: Cross multiply
    118,305.03x = 177,430.80 × 34,065.03
  4. Step 4: Simplify right side
    118,305.03x = 6,044,185,524.92
  5. Step 5: Solve for x
    x = 6,044,185,524.92/118,305.03
  6. Step 6: Final answer
    x = 51,089.84

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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.