Home / 352,561.29-529,052.07-127,939.25

Finding the Fourth Proportional to 352,561.29, 529,052.07 and 127,939.25

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Solution

The fourth proportional to 352,561.29, 529,052.07 and 127,939.25 is: 191,985.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,561.29 : 529,052.07 = 127,939.25 : x
  2. Step 2: Convert to fraction form
    352,561.29/529,052.07 = 127,939.25/x
  3. Step 3: Cross multiply
    352,561.29x = 529,052.07 × 127,939.25
  4. Step 4: Simplify right side
    352,561.29x = 67,686,525,046.75
  5. Step 5: Solve for x
    x = 67,686,525,046.75/352,561.29
  6. Step 6: Final answer
    x = 191,985.13

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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.