Home / 106,422.42-146,863.89-58,677.48

Finding the Fourth Proportional to 106,422.42, 146,863.89 and 58,677.48

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Solution

The fourth proportional to 106,422.42, 146,863.89 and 58,677.48 is: 80,975.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,422.42 : 146,863.89 = 58,677.48 : x
  2. Step 2: Convert to fraction form
    106,422.42/146,863.89 = 58,677.48/x
  3. Step 3: Cross multiply
    106,422.42x = 146,863.89 × 58,677.48
  4. Step 4: Simplify right side
    106,422.42x = 8,617,602,968.20
  5. Step 5: Solve for x
    x = 8,617,602,968.20/106,422.42
  6. Step 6: Final answer
    x = 80,975.45

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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.