Home / 67,120.07-92,623.32-36,905.18

Finding the Fourth Proportional to 67,120.07, 92,623.32 and 36,905.18

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Solution

The fourth proportional to 67,120.07, 92,623.32 and 36,905.18 is: 50,927.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,120.07 : 92,623.32 = 36,905.18 : x
  2. Step 2: Convert to fraction form
    67,120.07/92,623.32 = 36,905.18/x
  3. Step 3: Cross multiply
    67,120.07x = 92,623.32 × 36,905.18
  4. Step 4: Simplify right side
    67,120.07x = 3,418,279,649.16
  5. Step 5: Solve for x
    x = 3,418,279,649.16/67,120.07
  6. Step 6: Final answer
    x = 50,927.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.