Home / 118,038.26-177,057.14-36,991.50

Finding the Fourth Proportional to 118,038.26, 177,057.14 and 36,991.50

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Solution

The fourth proportional to 118,038.26, 177,057.14 and 36,991.50 is: 55,487.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,038.26 : 177,057.14 = 36,991.50 : x
  2. Step 2: Convert to fraction form
    118,038.26/177,057.14 = 36,991.50/x
  3. Step 3: Cross multiply
    118,038.26x = 177,057.14 × 36,991.50
  4. Step 4: Simplify right side
    118,038.26x = 6,549,609,009.35
  5. Step 5: Solve for x
    x = 6,549,609,009.35/118,038.26
  6. Step 6: Final answer
    x = 55,487.17

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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.