Home / 170,239.32-234,921.23-97,638.45

Finding the Fourth Proportional to 170,239.32, 234,921.23 and 97,638.45

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Solution

The fourth proportional to 170,239.32, 234,921.23 and 97,638.45 is: 134,735.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,239.32 : 234,921.23 = 97,638.45 : x
  2. Step 2: Convert to fraction form
    170,239.32/234,921.23 = 97,638.45/x
  3. Step 3: Cross multiply
    170,239.32x = 234,921.23 × 97,638.45
  4. Step 4: Simplify right side
    170,239.32x = 22,937,343,766.29
  5. Step 5: Solve for x
    x = 22,937,343,766.29/170,239.32
  6. Step 6: Final answer
    x = 134,735.88

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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.