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Finding the Fourth Proportional to 63,039.60, 94,559.40 and 51,764.40

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Solution

The fourth proportional to 63,039.60, 94,559.40 and 51,764.40 is: 77,646.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,039.60 : 94,559.40 = 51,764.40 : x
  2. Step 2: Convert to fraction form
    63,039.60/94,559.40 = 51,764.40/x
  3. Step 3: Cross multiply
    63,039.60x = 94,559.40 × 51,764.40
  4. Step 4: Simplify right side
    63,039.60x = 4,894,810,605.36
  5. Step 5: Solve for x
    x = 4,894,810,605.36/63,039.60
  6. Step 6: Final answer
    x = 77,646.60

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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.