Home / 108,635.40-162,953.10-92,232.90

Finding the Fourth Proportional to 108,635.40, 162,953.10 and 92,232.90

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Solution

The fourth proportional to 108,635.40, 162,953.10 and 92,232.90 is: 138,349.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,635.40 : 162,953.10 = 92,232.90 : x
  2. Step 2: Convert to fraction form
    108,635.40/162,953.10 = 92,232.90/x
  3. Step 3: Cross multiply
    108,635.40x = 162,953.10 × 92,232.90
  4. Step 4: Simplify right side
    108,635.40x = 15,029,636,976.99
  5. Step 5: Solve for x
    x = 15,029,636,976.99/108,635.40
  6. Step 6: Final answer
    x = 138,349.35

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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.