Home / 152,730.63-229,003.91-68,475.54

Finding the Fourth Proportional to 152,730.63, 229,003.91 and 68,475.54

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Solution

The fourth proportional to 152,730.63, 229,003.91 and 68,475.54 is: 102,672.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,730.63 : 229,003.91 = 68,475.54 : x
  2. Step 2: Convert to fraction form
    152,730.63/229,003.91 = 68,475.54/x
  3. Step 3: Cross multiply
    152,730.63x = 229,003.91 × 68,475.54
  4. Step 4: Simplify right side
    152,730.63x = 15,681,166,056.98
  5. Step 5: Solve for x
    x = 15,681,166,056.98/152,730.63
  6. Step 6: Final answer
    x = 102,672.04

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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.