Home / 151,730.60-227,855.10-99,372.20

Finding the Fourth Proportional to 151,730.60, 227,855.10 and 99,372.20

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Solution

The fourth proportional to 151,730.60, 227,855.10 and 99,372.20 is: 149,228.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,730.60 : 227,855.10 = 99,372.20 : x
  2. Step 2: Convert to fraction form
    151,730.60/227,855.10 = 99,372.20/x
  3. Step 3: Cross multiply
    151,730.60x = 227,855.10 × 99,372.20
  4. Step 4: Simplify right side
    151,730.60x = 22,642,462,568.22
  5. Step 5: Solve for x
    x = 22,642,462,568.22/151,730.60
  6. Step 6: Final answer
    x = 149,228.06

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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.