Home / 53,899.67-80,846.74-20,617.17

Finding the Fourth Proportional to 53,899.67, 80,846.74 and 20,617.17

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Solution

The fourth proportional to 53,899.67, 80,846.74 and 20,617.17 is: 30,924.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,899.67 : 80,846.74 = 20,617.17 : x
  2. Step 2: Convert to fraction form
    53,899.67/80,846.74 = 20,617.17/x
  3. Step 3: Cross multiply
    53,899.67x = 80,846.74 × 20,617.17
  4. Step 4: Simplify right side
    53,899.67x = 1,666,830,982.53
  5. Step 5: Solve for x
    x = 1,666,830,982.53/53,899.67
  6. Step 6: Final answer
    x = 30,924.70

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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.