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Finding the Fourth Proportional to 63,008.40, 94,293.90 and 43,325.40

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Solution

The fourth proportional to 63,008.40, 94,293.90 and 43,325.40 is: 64,837.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,008.40 : 94,293.90 = 43,325.40 : x
  2. Step 2: Convert to fraction form
    63,008.40/94,293.90 = 43,325.40/x
  3. Step 3: Cross multiply
    63,008.40x = 94,293.90 × 43,325.40
  4. Step 4: Simplify right side
    63,008.40x = 4,085,320,935.06
  5. Step 5: Solve for x
    x = 4,085,320,935.06/63,008.40
  6. Step 6: Final answer
    x = 64,837.72

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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.