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Finding the Fourth Proportional to 61,525.80, 91,951.52 and 44,920.80

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Solution

The fourth proportional to 61,525.80, 91,951.52 and 44,920.80 is: 67,135.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,525.80 : 91,951.52 = 44,920.80 : x
  2. Step 2: Convert to fraction form
    61,525.80/91,951.52 = 44,920.80/x
  3. Step 3: Cross multiply
    61,525.80x = 91,951.52 × 44,920.80
  4. Step 4: Simplify right side
    61,525.80x = 4,130,535,615.01
  5. Step 5: Solve for x
    x = 4,130,535,615.01/61,525.80
  6. Step 6: Final answer
    x = 67,135.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.