Home / 102,066.01-153,096.85-54,697.21

Finding the Fourth Proportional to 102,066.01, 153,096.85 and 54,697.21

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Solution

The fourth proportional to 102,066.01, 153,096.85 and 54,697.21 is: 82,044.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,066.01 : 153,096.85 = 54,697.21 : x
  2. Step 2: Convert to fraction form
    102,066.01/153,096.85 = 54,697.21/x
  3. Step 3: Cross multiply
    102,066.01x = 153,096.85 × 54,697.21
  4. Step 4: Simplify right side
    102,066.01x = 8,373,970,240.42
  5. Step 5: Solve for x
    x = 8,373,970,240.42/102,066.01
  6. Step 6: Final answer
    x = 82,044.65

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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.