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Finding the Fourth Proportional to 63,081.40, 94,427.70 and 36,707.80

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Solution

The fourth proportional to 63,081.40, 94,427.70 and 36,707.80 is: 54,948.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,081.40 : 94,427.70 = 36,707.80 : x
  2. Step 2: Convert to fraction form
    63,081.40/94,427.70 = 36,707.80/x
  3. Step 3: Cross multiply
    63,081.40x = 94,427.70 × 36,707.80
  4. Step 4: Simplify right side
    63,081.40x = 3,466,233,126.06
  5. Step 5: Solve for x
    x = 3,466,233,126.06/63,081.40
  6. Step 6: Final answer
    x = 54,948.58

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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.