Home / 74,076.81-111,118.80-24,156.86

Finding the Fourth Proportional to 74,076.81, 111,118.80 and 24,156.86

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Solution

The fourth proportional to 74,076.81, 111,118.80 and 24,156.86 is: 36,236.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,076.81 : 111,118.80 = 24,156.86 : x
  2. Step 2: Convert to fraction form
    74,076.81/111,118.80 = 24,156.86/x
  3. Step 3: Cross multiply
    74,076.81x = 111,118.80 × 24,156.86
  4. Step 4: Simplify right side
    74,076.81x = 2,684,280,739.37
  5. Step 5: Solve for x
    x = 2,684,280,739.37/74,076.81
  6. Step 6: Final answer
    x = 36,236.45

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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.