Home / 258,832.08-357,187.50-145,654.80

Finding the Fourth Proportional to 258,832.08, 357,187.50 and 145,654.80

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Solution

The fourth proportional to 258,832.08, 357,187.50 and 145,654.80 is: 201,003.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,832.08 : 357,187.50 = 145,654.80 : x
  2. Step 2: Convert to fraction form
    258,832.08/357,187.50 = 145,654.80/x
  3. Step 3: Cross multiply
    258,832.08x = 357,187.50 × 145,654.80
  4. Step 4: Simplify right side
    258,832.08x = 52,026,073,875.00
  5. Step 5: Solve for x
    x = 52,026,073,875.00/258,832.08
  6. Step 6: Final answer
    x = 201,003.19

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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.