Home / 29,159.46-40,230-16,410.06

Finding the Fourth Proportional to 29,159.46, 40,230 and 16,410.06

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Solution

The fourth proportional to 29,159.46, 40,230 and 16,410.06 is: 22,640.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,159.46 : 40,230 = 16,410.06 : x
  2. Step 2: Convert to fraction form
    29,159.46/40,230 = 16,410.06/x
  3. Step 3: Cross multiply
    29,159.46x = 40,230 × 16,410.06
  4. Step 4: Simplify right side
    29,159.46x = 660,176,713.80
  5. Step 5: Solve for x
    x = 660,176,713.80/29,159.46
  6. Step 6: Final answer
    x = 22,640.22

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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.