Home / 269,389.16-371,674.62-156,189.32

Finding the Fourth Proportional to 269,389.16, 371,674.62 and 156,189.32

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Solution

The fourth proportional to 269,389.16, 371,674.62 and 156,189.32 is: 215,493.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,389.16 : 371,674.62 = 156,189.32 : x
  2. Step 2: Convert to fraction form
    269,389.16/371,674.62 = 156,189.32/x
  3. Step 3: Cross multiply
    269,389.16x = 371,674.62 × 156,189.32
  4. Step 4: Simplify right side
    269,389.16x = 58,051,606,159.06
  5. Step 5: Solve for x
    x = 58,051,606,159.06/269,389.16
  6. Step 6: Final answer
    x = 215,493.47

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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.