Home / 169,136.10-232,876.35-143,589.51

Finding the Fourth Proportional to 169,136.10, 232,876.35 and 143,589.51

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Solution

The fourth proportional to 169,136.10, 232,876.35 and 143,589.51 is: 197,702.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,136.10 : 232,876.35 = 143,589.51 : x
  2. Step 2: Convert to fraction form
    169,136.10/232,876.35 = 143,589.51/x
  3. Step 3: Cross multiply
    169,136.10x = 232,876.35 × 143,589.51
  4. Step 4: Simplify right side
    169,136.10x = 33,438,600,987.09
  5. Step 5: Solve for x
    x = 33,438,600,987.09/169,136.10
  6. Step 6: Final answer
    x = 197,702.33

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1.5x scale

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.