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Finding the Fourth Proportional to 41,980.24, 62,977.04 and 13,901.32

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Solution

The fourth proportional to 41,980.24, 62,977.04 and 13,901.32 is: 20,854.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,980.24 : 62,977.04 = 13,901.32 : x
  2. Step 2: Convert to fraction form
    41,980.24/62,977.04 = 13,901.32/x
  3. Step 3: Cross multiply
    41,980.24x = 62,977.04 × 13,901.32
  4. Step 4: Simplify right side
    41,980.24x = 875,463,985.69
  5. Step 5: Solve for x
    x = 875,463,985.69/41,980.24
  6. Step 6: Final answer
    x = 20,854.19

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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.