Home / 174,036.20-261,054.30-163,538.60

Finding the Fourth Proportional to 174,036.20, 261,054.30 and 163,538.60

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Solution

The fourth proportional to 174,036.20, 261,054.30 and 163,538.60 is: 245,307.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,036.20 : 261,054.30 = 163,538.60 : x
  2. Step 2: Convert to fraction form
    174,036.20/261,054.30 = 163,538.60/x
  3. Step 3: Cross multiply
    174,036.20x = 261,054.30 × 163,538.60
  4. Step 4: Simplify right side
    174,036.20x = 42,692,454,745.98
  5. Step 5: Solve for x
    x = 42,692,454,745.98/174,036.20
  6. Step 6: Final answer
    x = 245,307.90

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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.