Home / 102,935.52-154,451.28-36,426

Finding the Fourth Proportional to 102,935.52, 154,451.28 and 36,426

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Solution

The fourth proportional to 102,935.52, 154,451.28 and 36,426 is: 54,655.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,935.52 : 154,451.28 = 36,426 : x
  2. Step 2: Convert to fraction form
    102,935.52/154,451.28 = 36,426/x
  3. Step 3: Cross multiply
    102,935.52x = 154,451.28 × 36,426
  4. Step 4: Simplify right side
    102,935.52x = 5,626,042,325.28
  5. Step 5: Solve for x
    x = 5,626,042,325.28/102,935.52
  6. Step 6: Final answer
    x = 54,655.99

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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.