Home / 147,572.49-203,624.60-83,032.77

Finding the Fourth Proportional to 147,572.49, 203,624.60 and 83,032.77

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Solution

The fourth proportional to 147,572.49, 203,624.60 and 83,032.77 is: 114,570.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,572.49 : 203,624.60 = 83,032.77 : x
  2. Step 2: Convert to fraction form
    147,572.49/203,624.60 = 83,032.77/x
  3. Step 3: Cross multiply
    147,572.49x = 203,624.60 × 83,032.77
  4. Step 4: Simplify right side
    147,572.49x = 16,907,514,578.14
  5. Step 5: Solve for x
    x = 16,907,514,578.14/147,572.49
  6. Step 6: Final answer
    x = 114,570.91

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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.