Home / 43,752.90-65,637.45-14,171.70

Finding the Fourth Proportional to 43,752.90, 65,637.45 and 14,171.70

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Solution

The fourth proportional to 43,752.90, 65,637.45 and 14,171.70 is: 21,260.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,752.90 : 65,637.45 = 14,171.70 : x
  2. Step 2: Convert to fraction form
    43,752.90/65,637.45 = 14,171.70/x
  3. Step 3: Cross multiply
    43,752.90x = 65,637.45 × 14,171.70
  4. Step 4: Simplify right side
    43,752.90x = 930,194,250.17
  5. Step 5: Solve for x
    x = 930,194,250.17/43,752.90
  6. Step 6: Final answer
    x = 21,260.17

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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.