Home / 32,839.01-45,309.49-20,087.53

Finding the Fourth Proportional to 32,839.01, 45,309.49 and 20,087.53

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Solution

The fourth proportional to 32,839.01, 45,309.49 and 20,087.53 is: 27,715.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,839.01 : 45,309.49 = 20,087.53 : x
  2. Step 2: Convert to fraction form
    32,839.01/45,309.49 = 20,087.53/x
  3. Step 3: Cross multiply
    32,839.01x = 45,309.49 × 20,087.53
  4. Step 4: Simplify right side
    32,839.01x = 910,155,739.66
  5. Step 5: Solve for x
    x = 910,155,739.66/32,839.01
  6. Step 6: Final answer
    x = 27,715.69

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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.