Home / 62,981.49-94,011.45-55,508.36

Finding the Fourth Proportional to 62,981.49, 94,011.45 and 55,508.36

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Solution

The fourth proportional to 62,981.49, 94,011.45 and 55,508.36 is: 82,856.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,981.49 : 94,011.45 = 55,508.36 : x
  2. Step 2: Convert to fraction form
    62,981.49/94,011.45 = 55,508.36/x
  3. Step 3: Cross multiply
    62,981.49x = 94,011.45 × 55,508.36
  4. Step 4: Simplify right side
    62,981.49x = 5,218,421,410.72
  5. Step 5: Solve for x
    x = 5,218,421,410.72/62,981.49
  6. Step 6: Final answer
    x = 82,856.43

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.