Home / 43,939.04-65,917.04-14,348.92

Finding the Fourth Proportional to 43,939.04, 65,917.04 and 14,348.92

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Solution

The fourth proportional to 43,939.04, 65,917.04 and 14,348.92 is: 21,526.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,939.04 : 65,917.04 = 14,348.92 : x
  2. Step 2: Convert to fraction form
    43,939.04/65,917.04 = 14,348.92/x
  3. Step 3: Cross multiply
    43,939.04x = 65,917.04 × 14,348.92
  4. Step 4: Simplify right side
    43,939.04x = 945,838,333.60
  5. Step 5: Solve for x
    x = 945,838,333.60/43,939.04
  6. Step 6: Final answer
    x = 21,526.15

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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.