Home / 106,042.60-146,340.30-58,300.36

Finding the Fourth Proportional to 106,042.60, 146,340.30 and 58,300.36

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Solution

The fourth proportional to 106,042.60, 146,340.30 and 58,300.36 is: 80,455.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,042.60 : 146,340.30 = 58,300.36 : x
  2. Step 2: Convert to fraction form
    106,042.60/146,340.30 = 58,300.36/x
  3. Step 3: Cross multiply
    106,042.60x = 146,340.30 × 58,300.36
  4. Step 4: Simplify right side
    106,042.60x = 8,531,692,172.51
  5. Step 5: Solve for x
    x = 8,531,692,172.51/106,042.60
  6. Step 6: Final answer
    x = 80,455.33

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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.