Home / 108,424.30-162,527.10-49,302.40

Finding the Fourth Proportional to 108,424.30, 162,527.10 and 49,302.40

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Solution

The fourth proportional to 108,424.30, 162,527.10 and 49,302.40 is: 73,903.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,424.30 : 162,527.10 = 49,302.40 : x
  2. Step 2: Convert to fraction form
    108,424.30/162,527.10 = 49,302.40/x
  3. Step 3: Cross multiply
    108,424.30x = 162,527.10 × 49,302.40
  4. Step 4: Simplify right side
    108,424.30x = 8,012,976,095.04
  5. Step 5: Solve for x
    x = 8,012,976,095.04/108,424.30
  6. Step 6: Final answer
    x = 73,903.88

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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.