Home / 43,875.03-65,812.49-14,292.82

Finding the Fourth Proportional to 43,875.03, 65,812.49 and 14,292.82

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Solution

The fourth proportional to 43,875.03, 65,812.49 and 14,292.82 is: 21,439.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,875.03 : 65,812.49 = 14,292.82 : x
  2. Step 2: Convert to fraction form
    43,875.03/65,812.49 = 14,292.82/x
  3. Step 3: Cross multiply
    43,875.03x = 65,812.49 × 14,292.82
  4. Step 4: Simplify right side
    43,875.03x = 940,646,073.32
  5. Step 5: Solve for x
    x = 940,646,073.32/43,875.03
  6. Step 6: Final answer
    x = 21,439.21

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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.