Home / 106,553.03-147,042.47-58,806.36

Finding the Fourth Proportional to 106,553.03, 147,042.47 and 58,806.36

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Solution

The fourth proportional to 106,553.03, 147,042.47 and 58,806.36 is: 81,152.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,553.03 : 147,042.47 = 58,806.36 : x
  2. Step 2: Convert to fraction form
    106,553.03/147,042.47 = 58,806.36/x
  3. Step 3: Cross multiply
    106,553.03x = 147,042.47 × 58,806.36
  4. Step 4: Simplify right side
    106,553.03x = 8,647,032,573.13
  5. Step 5: Solve for x
    x = 8,647,032,573.13/106,553.03
  6. Step 6: Final answer
    x = 81,152.39

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1.5x scale

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.