Home / 106,685.82-147,226.23-58,939.02

Finding the Fourth Proportional to 106,685.82, 147,226.23 and 58,939.02

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Solution

The fourth proportional to 106,685.82, 147,226.23 and 58,939.02 is: 81,335.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,685.82 : 147,226.23 = 58,939.02 : x
  2. Step 2: Convert to fraction form
    106,685.82/147,226.23 = 58,939.02/x
  3. Step 3: Cross multiply
    106,685.82x = 147,226.23 × 58,939.02
  4. Step 4: Simplify right side
    106,685.82x = 8,677,369,714.49
  5. Step 5: Solve for x
    x = 8,677,369,714.49/106,685.82
  6. Step 6: Final answer
    x = 81,335.74

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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.