Home / 162,325.20-224,008.31-90,705.30

Finding the Fourth Proportional to 162,325.20, 224,008.31 and 90,705.30

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Solution

The fourth proportional to 162,325.20, 224,008.31 and 90,705.30 is: 125,173.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,325.20 : 224,008.31 = 90,705.30 : x
  2. Step 2: Convert to fraction form
    162,325.20/224,008.31 = 90,705.30/x
  3. Step 3: Cross multiply
    162,325.20x = 224,008.31 × 90,705.30
  4. Step 4: Simplify right side
    162,325.20x = 20,318,740,961.04
  5. Step 5: Solve for x
    x = 20,318,740,961.04/162,325.20
  6. Step 6: Final answer
    x = 125,173.05

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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.