Home / 185,431.23-278,054.79-59,055

Finding the Fourth Proportional to 185,431.23, 278,054.79 and 59,055

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Solution

The fourth proportional to 185,431.23, 278,054.79 and 59,055 is: 88,553.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,431.23 : 278,054.79 = 59,055 : x
  2. Step 2: Convert to fraction form
    185,431.23/278,054.79 = 59,055/x
  3. Step 3: Cross multiply
    185,431.23x = 278,054.79 × 59,055
  4. Step 4: Simplify right side
    185,431.23x = 16,420,525,623.45
  5. Step 5: Solve for x
    x = 16,420,525,623.45/185,431.23
  6. Step 6: Final answer
    x = 88,553.18

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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.