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Finding the Fourth Proportional to 183,003, 252,544.08 and 102,430.50

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Solution

The fourth proportional to 183,003, 252,544.08 and 102,430.50 is: 141,354.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,003 : 252,544.08 = 102,430.50 : x
  2. Step 2: Convert to fraction form
    183,003/252,544.08 = 102,430.50/x
  3. Step 3: Cross multiply
    183,003x = 252,544.08 × 102,430.50
  4. Step 4: Simplify right side
    183,003x = 25,868,216,386.44
  5. Step 5: Solve for x
    x = 25,868,216,386.44/183,003
  6. Step 6: Final answer
    x = 141,354.06

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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.