Home / 103,186.96-154,793.04-40,008.16

Finding the Fourth Proportional to 103,186.96, 154,793.04 and 40,008.16

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Solution

The fourth proportional to 103,186.96, 154,793.04 and 40,008.16 is: 60,017.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,186.96 : 154,793.04 = 40,008.16 : x
  2. Step 2: Convert to fraction form
    103,186.96/154,793.04 = 40,008.16/x
  3. Step 3: Cross multiply
    103,186.96x = 154,793.04 × 40,008.16
  4. Step 4: Simplify right side
    103,186.96x = 6,192,984,711.21
  5. Step 5: Solve for x
    x = 6,192,984,711.21/103,186.96
  6. Step 6: Final answer
    x = 60,017.13

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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.