Home / 109,549.13-164,323.70-26,443.13

Finding the Fourth Proportional to 109,549.13, 164,323.70 and 26,443.13

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Solution

The fourth proportional to 109,549.13, 164,323.70 and 26,443.13 is: 39,664.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,549.13 : 164,323.70 = 26,443.13 : x
  2. Step 2: Convert to fraction form
    109,549.13/164,323.70 = 26,443.13/x
  3. Step 3: Cross multiply
    109,549.13x = 164,323.70 × 26,443.13
  4. Step 4: Simplify right side
    109,549.13x = 4,345,232,961.18
  5. Step 5: Solve for x
    x = 4,345,232,961.18/109,549.13
  6. Step 6: Final answer
    x = 39,664.70

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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.