Home / 102,933.80-154,407.90-40,596.20

Finding the Fourth Proportional to 102,933.80, 154,407.90 and 40,596.20

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Solution

The fourth proportional to 102,933.80, 154,407.90 and 40,596.20 is: 60,897.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,933.80 : 154,407.90 = 40,596.20 : x
  2. Step 2: Convert to fraction form
    102,933.80/154,407.90 = 40,596.20/x
  3. Step 3: Cross multiply
    102,933.80x = 154,407.90 × 40,596.20
  4. Step 4: Simplify right side
    102,933.80x = 6,268,373,989.98
  5. Step 5: Solve for x
    x = 6,268,373,989.98/102,933.80
  6. Step 6: Final answer
    x = 60,897.14

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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.