Home / 140,600.64-210,899.94-56,359.57

Finding the Fourth Proportional to 140,600.64, 210,899.94 and 56,359.57

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Solution

The fourth proportional to 140,600.64, 210,899.94 and 56,359.57 is: 84,538.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,600.64 : 210,899.94 = 56,359.57 : x
  2. Step 2: Convert to fraction form
    140,600.64/210,899.94 = 56,359.57/x
  3. Step 3: Cross multiply
    140,600.64x = 210,899.94 × 56,359.57
  4. Step 4: Simplify right side
    140,600.64x = 11,886,230,419.19
  5. Step 5: Solve for x
    x = 11,886,230,419.19/140,600.64
  6. Step 6: Final answer
    x = 84,538.95

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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.