Home / 106,407.84-146,840.88-58,665.60

Finding the Fourth Proportional to 106,407.84, 146,840.88 and 58,665.60

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Solution

The fourth proportional to 106,407.84, 146,840.88 and 58,665.60 is: 80,957.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,407.84 : 146,840.88 = 58,665.60 : x
  2. Step 2: Convert to fraction form
    106,407.84/146,840.88 = 58,665.60/x
  3. Step 3: Cross multiply
    106,407.84x = 146,840.88 × 58,665.60
  4. Step 4: Simplify right side
    106,407.84x = 8,614,508,329.73
  5. Step 5: Solve for x
    x = 8,614,508,329.73/106,407.84
  6. Step 6: Final answer
    x = 80,957.46

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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.