Home / 163,887.30-245,502.90-110,743.20

Finding the Fourth Proportional to 163,887.30, 245,502.90 and 110,743.20

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Solution

The fourth proportional to 163,887.30, 245,502.90 and 110,743.20 is: 165,893.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,887.30 : 245,502.90 = 110,743.20 : x
  2. Step 2: Convert to fraction form
    163,887.30/245,502.90 = 110,743.20/x
  3. Step 3: Cross multiply
    163,887.30x = 245,502.90 × 110,743.20
  4. Step 4: Simplify right side
    163,887.30x = 27,187,776,755.28
  5. Step 5: Solve for x
    x = 27,187,776,755.28/163,887.30
  6. Step 6: Final answer
    x = 165,893.13

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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.