Home / 106,665.80-147,197.88-58,922.48

Finding the Fourth Proportional to 106,665.80, 147,197.88 and 58,922.48

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Solution

The fourth proportional to 106,665.80, 147,197.88 and 58,922.48 is: 81,312.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,665.80 : 147,197.88 = 58,922.48 : x
  2. Step 2: Convert to fraction form
    106,665.80/147,197.88 = 58,922.48/x
  3. Step 3: Cross multiply
    106,665.80x = 147,197.88 × 58,922.48
  4. Step 4: Simplify right side
    106,665.80x = 8,673,264,140.34
  5. Step 5: Solve for x
    x = 8,673,264,140.34/106,665.80
  6. Step 6: Final answer
    x = 81,312.51

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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.