Home / 158,256.42-218,396.57-97,825.51

Finding the Fourth Proportional to 158,256.42, 218,396.57 and 97,825.51

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Solution

The fourth proportional to 158,256.42, 218,396.57 and 97,825.51 is: 135,000.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,256.42 : 218,396.57 = 97,825.51 : x
  2. Step 2: Convert to fraction form
    158,256.42/218,396.57 = 97,825.51/x
  3. Step 3: Cross multiply
    158,256.42x = 218,396.57 × 97,825.51
  4. Step 4: Simplify right side
    158,256.42x = 21,364,755,842.50
  5. Step 5: Solve for x
    x = 21,364,755,842.50/158,256.42
  6. Step 6: Final answer
    x = 135,000.88

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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.