Home / 47,639.41-65,592.70-40,454.26

Finding the Fourth Proportional to 47,639.41, 65,592.70 and 40,454.26

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Solution

The fourth proportional to 47,639.41, 65,592.70 and 40,454.26 is: 55,699.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,639.41 : 65,592.70 = 40,454.26 : x
  2. Step 2: Convert to fraction form
    47,639.41/65,592.70 = 40,454.26/x
  3. Step 3: Cross multiply
    47,639.41x = 65,592.70 × 40,454.26
  4. Step 4: Simplify right side
    47,639.41x = 2,653,504,139.90
  5. Step 5: Solve for x
    x = 2,653,504,139.90/47,639.41
  6. Step 6: Final answer
    x = 55,699.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.