Home / 161,956.18-223,401.54-104,505.58

Finding the Fourth Proportional to 161,956.18, 223,401.54 and 104,505.58

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Solution

The fourth proportional to 161,956.18, 223,401.54 and 104,505.58 is: 144,154.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,956.18 : 223,401.54 = 104,505.58 : x
  2. Step 2: Convert to fraction form
    161,956.18/223,401.54 = 104,505.58/x
  3. Step 3: Cross multiply
    161,956.18x = 223,401.54 × 104,505.58
  4. Step 4: Simplify right side
    161,956.18x = 23,346,707,510.59
  5. Step 5: Solve for x
    x = 23,346,707,510.59/161,956.18
  6. Step 6: Final answer
    x = 144,154.47

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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.