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Finding the Fourth Proportional to 63,390.60, 95,085.90 and 37,081.80

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Solution

The fourth proportional to 63,390.60, 95,085.90 and 37,081.80 is: 55,622.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,390.60 : 95,085.90 = 37,081.80 : x
  2. Step 2: Convert to fraction form
    63,390.60/95,085.90 = 37,081.80/x
  3. Step 3: Cross multiply
    63,390.60x = 95,085.90 × 37,081.80
  4. Step 4: Simplify right side
    63,390.60x = 3,525,956,326.62
  5. Step 5: Solve for x
    x = 3,525,956,326.62/63,390.60
  6. Step 6: Final answer
    x = 55,622.70

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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.