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Finding the Fourth Proportional to 63,043.60, 94,435.80 and 43,344.40

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Solution

The fourth proportional to 63,043.60, 94,435.80 and 43,344.40 is: 64,927.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,043.60 : 94,435.80 = 43,344.40 : x
  2. Step 2: Convert to fraction form
    63,043.60/94,435.80 = 43,344.40/x
  3. Step 3: Cross multiply
    63,043.60x = 94,435.80 × 43,344.40
  4. Step 4: Simplify right side
    63,043.60x = 4,093,263,089.52
  5. Step 5: Solve for x
    x = 4,093,263,089.52/63,043.60
  6. Step 6: Final answer
    x = 64,927.50

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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.