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Finding the Fourth Proportional to 242,827.90, 364,069.05 and 93,010.30

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Solution

The fourth proportional to 242,827.90, 364,069.05 and 93,010.30 is: 139,449.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,827.90 : 364,069.05 = 93,010.30 : x
  2. Step 2: Convert to fraction form
    242,827.90/364,069.05 = 93,010.30/x
  3. Step 3: Cross multiply
    242,827.90x = 364,069.05 × 93,010.30
  4. Step 4: Simplify right side
    242,827.90x = 33,862,171,561.22
  5. Step 5: Solve for x
    x = 33,862,171,561.22/242,827.90
  6. Step 6: Final answer
    x = 139,449.26

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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.