Home / 106,568.55-147,064.32-58,821.57

Finding the Fourth Proportional to 106,568.55, 147,064.32 and 58,821.57

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Solution

The fourth proportional to 106,568.55, 147,064.32 and 58,821.57 is: 81,173.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,568.55 : 147,064.32 = 58,821.57 : x
  2. Step 2: Convert to fraction form
    106,568.55/147,064.32 = 58,821.57/x
  3. Step 3: Cross multiply
    106,568.55x = 147,064.32 × 58,821.57
  4. Step 4: Simplify right side
    106,568.55x = 8,650,554,193.38
  5. Step 5: Solve for x
    x = 8,650,554,193.38/106,568.55
  6. Step 6: Final answer
    x = 81,173.61

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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.