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Finding the Fourth Proportional to 61,516.69, 92,203.35 and 28,240.27

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Solution

The fourth proportional to 61,516.69, 92,203.35 and 28,240.27 is: 42,327.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,516.69 : 92,203.35 = 28,240.27 : x
  2. Step 2: Convert to fraction form
    61,516.69/92,203.35 = 28,240.27/x
  3. Step 3: Cross multiply
    61,516.69x = 92,203.35 × 28,240.27
  4. Step 4: Simplify right side
    61,516.69x = 2,603,847,498.90
  5. Step 5: Solve for x
    x = 2,603,847,498.90/61,516.69
  6. Step 6: Final answer
    x = 42,327.50

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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.