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Finding the Fourth Proportional to 75,495.93, 113,294.93 and 28,747.59

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Solution

The fourth proportional to 75,495.93, 113,294.93 and 28,747.59 is: 43,140.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,495.93 : 113,294.93 = 28,747.59 : x
  2. Step 2: Convert to fraction form
    75,495.93/113,294.93 = 28,747.59/x
  3. Step 3: Cross multiply
    75,495.93x = 113,294.93 × 28,747.59
  4. Step 4: Simplify right side
    75,495.93x = 3,256,956,052.98
  5. Step 5: Solve for x
    x = 3,256,956,052.98/75,495.93
  6. Step 6: Final answer
    x = 43,140.82

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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.