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Finding the Fourth Proportional to 116,509.74, 174,388.71 and 60,272.41

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Solution

The fourth proportional to 116,509.74, 174,388.71 and 60,272.41 is: 90,214.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,509.74 : 174,388.71 = 60,272.41 : x
  2. Step 2: Convert to fraction form
    116,509.74/174,388.71 = 60,272.41/x
  3. Step 3: Cross multiply
    116,509.74x = 174,388.71 × 60,272.41
  4. Step 4: Simplify right side
    116,509.74x = 10,510,827,828.49
  5. Step 5: Solve for x
    x = 10,510,827,828.49/116,509.74
  6. Step 6: Final answer
    x = 90,214.16

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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.