Home / 43,204.68-64,807.56-12,038.04

Finding the Fourth Proportional to 43,204.68, 64,807.56 and 12,038.04

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Solution

The fourth proportional to 43,204.68, 64,807.56 and 12,038.04 is: 18,057.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,204.68 : 64,807.56 = 12,038.04 : x
  2. Step 2: Convert to fraction form
    43,204.68/64,807.56 = 12,038.04/x
  3. Step 3: Cross multiply
    43,204.68x = 64,807.56 × 12,038.04
  4. Step 4: Simplify right side
    43,204.68x = 780,155,999.58
  5. Step 5: Solve for x
    x = 780,155,999.58/43,204.68
  6. Step 6: Final answer
    x = 18,057.21

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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.