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Finding the Fourth Proportional to 174,384.65, 240,642.60 and 96,865.32

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Solution

The fourth proportional to 174,384.65, 240,642.60 and 96,865.32 is: 133,669.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,384.65 : 240,642.60 = 96,865.32 : x
  2. Step 2: Convert to fraction form
    174,384.65/240,642.60 = 96,865.32/x
  3. Step 3: Cross multiply
    174,384.65x = 240,642.60 × 96,865.32
  4. Step 4: Simplify right side
    174,384.65x = 23,309,922,454.63
  5. Step 5: Solve for x
    x = 23,309,922,454.63/174,384.65
  6. Step 6: Final answer
    x = 133,669.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.