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Finding the Fourth Proportional to 183,502.02, 253,261.17 and 102,962.10

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Solution

The fourth proportional to 183,502.02, 253,261.17 and 102,962.10 is: 142,103.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,502.02 : 253,261.17 = 102,962.10 : x
  2. Step 2: Convert to fraction form
    183,502.02/253,261.17 = 102,962.10/x
  3. Step 3: Cross multiply
    183,502.02x = 253,261.17 × 102,962.10
  4. Step 4: Simplify right side
    183,502.02x = 26,076,301,911.66
  5. Step 5: Solve for x
    x = 26,076,301,911.66/183,502.02
  6. Step 6: Final answer
    x = 142,103.62

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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.