Home / 118,484.94-177,709.89-43,587.57

Finding the Fourth Proportional to 118,484.94, 177,709.89 and 43,587.57

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Solution

The fourth proportional to 118,484.94, 177,709.89 and 43,587.57 is: 65,374.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,484.94 : 177,709.89 = 43,587.57 : x
  2. Step 2: Convert to fraction form
    118,484.94/177,709.89 = 43,587.57/x
  3. Step 3: Cross multiply
    118,484.94x = 177,709.89 × 43,587.57
  4. Step 4: Simplify right side
    118,484.94x = 7,745,941,440.20
  5. Step 5: Solve for x
    x = 7,745,941,440.20/118,484.94
  6. Step 6: Final answer
    x = 65,374.90

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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.