Home / 147,516.54-203,572.52-82,985.82

Finding the Fourth Proportional to 147,516.54, 203,572.52 and 82,985.82

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Solution

The fourth proportional to 147,516.54, 203,572.52 and 82,985.82 is: 114,520.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,516.54 : 203,572.52 = 82,985.82 : x
  2. Step 2: Convert to fraction form
    147,516.54/203,572.52 = 82,985.82/x
  3. Step 3: Cross multiply
    147,516.54x = 203,572.52 × 82,985.82
  4. Step 4: Simplify right side
    147,516.54x = 16,893,631,663.71
  5. Step 5: Solve for x
    x = 16,893,631,663.71/147,516.54
  6. Step 6: Final answer
    x = 114,520.26

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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.