Home / 118,530.76-177,823.68-34,287.52

Finding the Fourth Proportional to 118,530.76, 177,823.68 and 34,287.52

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Solution

The fourth proportional to 118,530.76, 177,823.68 and 34,287.52 is: 51,439.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,530.76 : 177,823.68 = 34,287.52 : x
  2. Step 2: Convert to fraction form
    118,530.76/177,823.68 = 34,287.52/x
  3. Step 3: Cross multiply
    118,530.76x = 177,823.68 × 34,287.52
  4. Step 4: Simplify right side
    118,530.76x = 6,097,132,984.47
  5. Step 5: Solve for x
    x = 6,097,132,984.47/118,530.76
  6. Step 6: Final answer
    x = 51,439.25

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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.