Home / 169,239.57-233,416.06-143,830.03

Finding the Fourth Proportional to 169,239.57, 233,416.06 and 143,830.03

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Solution

The fourth proportional to 169,239.57, 233,416.06 and 143,830.03 is: 198,371.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,239.57 : 233,416.06 = 143,830.03 : x
  2. Step 2: Convert to fraction form
    169,239.57/233,416.06 = 143,830.03/x
  3. Step 3: Cross multiply
    169,239.57x = 233,416.06 × 143,830.03
  4. Step 4: Simplify right side
    169,239.57x = 33,572,238,912.28
  5. Step 5: Solve for x
    x = 33,572,238,912.28/169,239.57
  6. Step 6: Final answer
    x = 198,371.10

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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.