Home / 118,031.36-177,102.31-58,871.59

Finding the Fourth Proportional to 118,031.36, 177,102.31 and 58,871.59

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Solution

The fourth proportional to 118,031.36, 177,102.31 and 58,871.59 is: 88,334.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,031.36 : 177,102.31 = 58,871.59 : x
  2. Step 2: Convert to fraction form
    118,031.36/177,102.31 = 58,871.59/x
  3. Step 3: Cross multiply
    118,031.36x = 177,102.31 × 58,871.59
  4. Step 4: Simplify right side
    118,031.36x = 10,426,293,992.44
  5. Step 5: Solve for x
    x = 10,426,293,992.44/118,031.36
  6. Step 6: Final answer
    x = 88,334.95

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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.