Home / 179,666.10-269,499.15-61,319.70

Finding the Fourth Proportional to 179,666.10, 269,499.15 and 61,319.70

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Solution

The fourth proportional to 179,666.10, 269,499.15 and 61,319.70 is: 91,979.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,666.10 : 269,499.15 = 61,319.70 : x
  2. Step 2: Convert to fraction form
    179,666.10/269,499.15 = 61,319.70/x
  3. Step 3: Cross multiply
    179,666.10x = 269,499.15 × 61,319.70
  4. Step 4: Simplify right side
    179,666.10x = 16,525,607,028.26
  5. Step 5: Solve for x
    x = 16,525,607,028.26/179,666.10
  6. Step 6: Final answer
    x = 91,979.55

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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.