Home / 161,956.93-242,707.03-76,476.58

Finding the Fourth Proportional to 161,956.93, 242,707.03 and 76,476.58

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Solution

The fourth proportional to 161,956.93, 242,707.03 and 76,476.58 is: 114,607.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,956.93 : 242,707.03 = 76,476.58 : x
  2. Step 2: Convert to fraction form
    161,956.93/242,707.03 = 76,476.58/x
  3. Step 3: Cross multiply
    161,956.93x = 242,707.03 × 76,476.58
  4. Step 4: Simplify right side
    161,956.93x = 18,561,403,596.36
  5. Step 5: Solve for x
    x = 18,561,403,596.36/161,956.93
  6. Step 6: Final answer
    x = 114,607.04

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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.