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Finding the Fourth Proportional to 60,569.45, 90,874.41 and 26,830.89

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Solution

The fourth proportional to 60,569.45, 90,874.41 and 26,830.89 is: 40,255.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,569.45 : 90,874.41 = 26,830.89 : x
  2. Step 2: Convert to fraction form
    60,569.45/90,874.41 = 26,830.89/x
  3. Step 3: Cross multiply
    60,569.45x = 90,874.41 × 26,830.89
  4. Step 4: Simplify right side
    60,569.45x = 2,438,241,303.80
  5. Step 5: Solve for x
    x = 2,438,241,303.80/60,569.45
  6. Step 6: Final answer
    x = 40,255.30

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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.