Home / 155,388.17-233,082.25-102,785.35

Finding the Fourth Proportional to 155,388.17, 233,082.25 and 102,785.35

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Solution

The fourth proportional to 155,388.17, 233,082.25 and 102,785.35 is: 154,178.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,388.17 : 233,082.25 = 102,785.35 : x
  2. Step 2: Convert to fraction form
    155,388.17/233,082.25 = 102,785.35/x
  3. Step 3: Cross multiply
    155,388.17x = 233,082.25 × 102,785.35
  4. Step 4: Simplify right side
    155,388.17x = 23,957,440,645.04
  5. Step 5: Solve for x
    x = 23,957,440,645.04/155,388.17
  6. Step 6: Final answer
    x = 154,178.03

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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.