Home / 161,750.20-242,625.30-135,506.20

Finding the Fourth Proportional to 161,750.20, 242,625.30 and 135,506.20

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Solution

The fourth proportional to 161,750.20, 242,625.30 and 135,506.20 is: 203,259.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,750.20 : 242,625.30 = 135,506.20 : x
  2. Step 2: Convert to fraction form
    161,750.20/242,625.30 = 135,506.20/x
  3. Step 3: Cross multiply
    161,750.20x = 242,625.30 × 135,506.20
  4. Step 4: Simplify right side
    161,750.20x = 32,877,232,426.86
  5. Step 5: Solve for x
    x = 32,877,232,426.86/161,750.20
  6. Step 6: Final answer
    x = 203,259.30

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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.