Home / 43,224.75-64,837.13-12,060

Finding the Fourth Proportional to 43,224.75, 64,837.13 and 12,060

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Solution

The fourth proportional to 43,224.75, 64,837.13 and 12,060 is: 18,090

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,224.75 : 64,837.13 = 12,060 : x
  2. Step 2: Convert to fraction form
    43,224.75/64,837.13 = 12,060/x
  3. Step 3: Cross multiply
    43,224.75x = 64,837.13 × 12,060
  4. Step 4: Simplify right side
    43,224.75x = 781,935,727.50
  5. Step 5: Solve for x
    x = 781,935,727.50/43,224.75
  6. Step 6: Final answer
    x = 18,090

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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.