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Finding the Fourth Proportional to 63,376.40, 95,064.60 and 60,460.40

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Solution

The fourth proportional to 63,376.40, 95,064.60 and 60,460.40 is: 90,690.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,376.40 : 95,064.60 = 60,460.40 : x
  2. Step 2: Convert to fraction form
    63,376.40/95,064.60 = 60,460.40/x
  3. Step 3: Cross multiply
    63,376.40x = 95,064.60 × 60,460.40
  4. Step 4: Simplify right side
    63,376.40x = 5,747,643,741.84
  5. Step 5: Solve for x
    x = 5,747,643,741.84/63,376.40
  6. Step 6: Final answer
    x = 90,690.60

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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.