Home / 155,101.34-232,767.81-115,212.43

Finding the Fourth Proportional to 155,101.34, 232,767.81 and 115,212.43

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Solution

The fourth proportional to 155,101.34, 232,767.81 and 115,212.43 is: 172,904.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,101.34 : 232,767.81 = 115,212.43 : x
  2. Step 2: Convert to fraction form
    155,101.34/232,767.81 = 115,212.43/x
  3. Step 3: Cross multiply
    155,101.34x = 232,767.81 × 115,212.43
  4. Step 4: Simplify right side
    155,101.34x = 26,817,745,306.84
  5. Step 5: Solve for x
    x = 26,817,745,306.84/155,101.34
  6. Step 6: Final answer
    x = 172,904.67

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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.