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Finding the Fourth Proportional to 183,597.35, 253,446.53 and 112,005.90

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Solution

The fourth proportional to 183,597.35, 253,446.53 and 112,005.90 is: 154,618.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,597.35 : 253,446.53 = 112,005.90 : x
  2. Step 2: Convert to fraction form
    183,597.35/253,446.53 = 112,005.90/x
  3. Step 3: Cross multiply
    183,597.35x = 253,446.53 × 112,005.90
  4. Step 4: Simplify right side
    183,597.35x = 28,387,506,134.50
  5. Step 5: Solve for x
    x = 28,387,506,134.50/183,597.35
  6. Step 6: Final answer
    x = 154,618.28

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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.