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Finding the Fourth Proportional to 40,647.70, 60,977.88 and 24,019.72

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Solution

The fourth proportional to 40,647.70, 60,977.88 and 24,019.72 is: 36,033.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,647.70 : 60,977.88 = 24,019.72 : x
  2. Step 2: Convert to fraction form
    40,647.70/60,977.88 = 24,019.72/x
  3. Step 3: Cross multiply
    40,647.70x = 60,977.88 × 24,019.72
  4. Step 4: Simplify right side
    40,647.70x = 1,464,671,603.79
  5. Step 5: Solve for x
    x = 1,464,671,603.79/40,647.70
  6. Step 6: Final answer
    x = 36,033.32

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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.