Home / 53,643.81-80,480.24-16,205.10

Finding the Fourth Proportional to 53,643.81, 80,480.24 and 16,205.10

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Solution

The fourth proportional to 53,643.81, 80,480.24 and 16,205.10 is: 24,312.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,643.81 : 80,480.24 = 16,205.10 : x
  2. Step 2: Convert to fraction form
    53,643.81/80,480.24 = 16,205.10/x
  3. Step 3: Cross multiply
    53,643.81x = 80,480.24 × 16,205.10
  4. Step 4: Simplify right side
    53,643.81x = 1,304,190,256.20
  5. Step 5: Solve for x
    x = 1,304,190,256.20/53,643.81
  6. Step 6: Final answer
    x = 24,312.04

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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.