Home / 259,579.90-358,296.87-152,173.18

Finding the Fourth Proportional to 259,579.90, 358,296.87 and 152,173.18

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Solution

The fourth proportional to 259,579.90, 358,296.87 and 152,173.18 is: 210,043.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,579.90 : 358,296.87 = 152,173.18 : x
  2. Step 2: Convert to fraction form
    259,579.90/358,296.87 = 152,173.18/x
  3. Step 3: Cross multiply
    259,579.90x = 358,296.87 × 152,173.18
  4. Step 4: Simplify right side
    259,579.90x = 54,523,174,091.95
  5. Step 5: Solve for x
    x = 54,523,174,091.95/259,579.90
  6. Step 6: Final answer
    x = 210,043.90

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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.