Home / 445,650.02-668,538.56-146,154.04

Finding the Fourth Proportional to 445,650.02, 668,538.56 and 146,154.04

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Solution

The fourth proportional to 445,650.02, 668,538.56 and 146,154.04 is: 219,251.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,650.02 : 668,538.56 = 146,154.04 : x
  2. Step 2: Convert to fraction form
    445,650.02/668,538.56 = 146,154.04/x
  3. Step 3: Cross multiply
    445,650.02x = 668,538.56 × 146,154.04
  4. Step 4: Simplify right side
    445,650.02x = 97,709,610,133.82
  5. Step 5: Solve for x
    x = 97,709,610,133.82/445,650.02
  6. Step 6: Final answer
    x = 219,251.89

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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.