Home / 108,623.80-162,935.70-46,286.20

Finding the Fourth Proportional to 108,623.80, 162,935.70 and 46,286.20

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Solution

The fourth proportional to 108,623.80, 162,935.70 and 46,286.20 is: 69,429.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,623.80 : 162,935.70 = 46,286.20 : x
  2. Step 2: Convert to fraction form
    108,623.80/162,935.70 = 46,286.20/x
  3. Step 3: Cross multiply
    108,623.80x = 162,935.70 × 46,286.20
  4. Step 4: Simplify right side
    108,623.80x = 7,541,674,397.34
  5. Step 5: Solve for x
    x = 7,541,674,397.34/108,623.80
  6. Step 6: Final answer
    x = 69,429.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.