Home / 430,599.92-645,943.92-164,584.34

Finding the Fourth Proportional to 430,599.92, 645,943.92 and 164,584.34

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Solution

The fourth proportional to 430,599.92, 645,943.92 and 164,584.34 is: 246,893.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,599.92 : 645,943.92 = 164,584.34 : x
  2. Step 2: Convert to fraction form
    430,599.92/645,943.92 = 164,584.34/x
  3. Step 3: Cross multiply
    430,599.92x = 645,943.92 × 164,584.34
  4. Step 4: Simplify right side
    430,599.92x = 106,312,253,750.21
  5. Step 5: Solve for x
    x = 106,312,253,750.21/430,599.92
  6. Step 6: Final answer
    x = 246,893.34

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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.