Home / 173,927.20-260,784.18-74,030.50

Finding the Fourth Proportional to 173,927.20, 260,784.18 and 74,030.50

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Solution

The fourth proportional to 173,927.20, 260,784.18 and 74,030.50 is: 111,000.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,927.20 : 260,784.18 = 74,030.50 : x
  2. Step 2: Convert to fraction form
    173,927.20/260,784.18 = 74,030.50/x
  3. Step 3: Cross multiply
    173,927.20x = 260,784.18 × 74,030.50
  4. Step 4: Simplify right side
    173,927.20x = 19,305,983,237.49
  5. Step 5: Solve for x
    x = 19,305,983,237.49/173,927.20
  6. Step 6: Final answer
    x = 111,000.37

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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.