Home / 67,021.86-92,490.28-36,809.13

Finding the Fourth Proportional to 67,021.86, 92,490.28 and 36,809.13

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Solution

The fourth proportional to 67,021.86, 92,490.28 and 36,809.13 is: 50,796.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,021.86 : 92,490.28 = 36,809.13 : x
  2. Step 2: Convert to fraction form
    67,021.86/92,490.28 = 36,809.13/x
  3. Step 3: Cross multiply
    67,021.86x = 92,490.28 × 36,809.13
  4. Step 4: Simplify right side
    67,021.86x = 3,404,486,740.26
  5. Step 5: Solve for x
    x = 3,404,486,740.26/67,021.86
  6. Step 6: Final answer
    x = 50,796.66

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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.