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Finding the Fourth Proportional to 181,641.69, 272,498.99 and 63,281.25

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Solution

The fourth proportional to 181,641.69, 272,498.99 and 63,281.25 is: 94,934.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,641.69 : 272,498.99 = 63,281.25 : x
  2. Step 2: Convert to fraction form
    181,641.69/272,498.99 = 63,281.25/x
  3. Step 3: Cross multiply
    181,641.69x = 272,498.99 × 63,281.25
  4. Step 4: Simplify right side
    181,641.69x = 17,244,076,394.53
  5. Step 5: Solve for x
    x = 17,244,076,394.53/181,641.69
  6. Step 6: Final answer
    x = 94,934.57

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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.