Home / 43,583.30-60,073.08-30,820.02

Finding the Fourth Proportional to 43,583.30, 60,073.08 and 30,820.02

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Solution

The fourth proportional to 43,583.30, 60,073.08 and 30,820.02 is: 42,480.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,583.30 : 60,073.08 = 30,820.02 : x
  2. Step 2: Convert to fraction form
    43,583.30/60,073.08 = 30,820.02/x
  3. Step 3: Cross multiply
    43,583.30x = 60,073.08 × 30,820.02
  4. Step 4: Simplify right side
    43,583.30x = 1,851,453,527.06
  5. Step 5: Solve for x
    x = 1,851,453,527.06/43,583.30
  6. Step 6: Final answer
    x = 42,480.80

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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.