Home / 162,410.20-243,615.30-92,426.20

Finding the Fourth Proportional to 162,410.20, 243,615.30 and 92,426.20

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Solution

The fourth proportional to 162,410.20, 243,615.30 and 92,426.20 is: 138,639.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,410.20 : 243,615.30 = 92,426.20 : x
  2. Step 2: Convert to fraction form
    162,410.20/243,615.30 = 92,426.20/x
  3. Step 3: Cross multiply
    162,410.20x = 243,615.30 × 92,426.20
  4. Step 4: Simplify right side
    162,410.20x = 22,516,436,440.86
  5. Step 5: Solve for x
    x = 22,516,436,440.86/162,410.20
  6. Step 6: Final answer
    x = 138,639.30

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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.