Home / 118,623.72-177,909.78-37,577.16

Finding the Fourth Proportional to 118,623.72, 177,909.78 and 37,577.16

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Solution

The fourth proportional to 118,623.72, 177,909.78 and 37,577.16 is: 56,357.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,623.72 : 177,909.78 = 37,577.16 : x
  2. Step 2: Convert to fraction form
    118,623.72/177,909.78 = 37,577.16/x
  3. Step 3: Cross multiply
    118,623.72x = 177,909.78 × 37,577.16
  4. Step 4: Simplify right side
    118,623.72x = 6,685,344,268.62
  5. Step 5: Solve for x
    x = 6,685,344,268.62/118,623.72
  6. Step 6: Final answer
    x = 56,357.57

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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.