Home / 136,384.08-204,546.96-42,867.96

Finding the Fourth Proportional to 136,384.08, 204,546.96 and 42,867.96

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Solution

The fourth proportional to 136,384.08, 204,546.96 and 42,867.96 is: 64,292.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,384.08 : 204,546.96 = 42,867.96 : x
  2. Step 2: Convert to fraction form
    136,384.08/204,546.96 = 42,867.96/x
  3. Step 3: Cross multiply
    136,384.08x = 204,546.96 × 42,867.96
  4. Step 4: Simplify right side
    136,384.08x = 8,768,510,899.40
  5. Step 5: Solve for x
    x = 8,768,510,899.40/136,384.08
  6. Step 6: Final answer
    x = 64,292.77

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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.