Home / 148,905.70-223,398.15-64,629.70

Finding the Fourth Proportional to 148,905.70, 223,398.15 and 64,629.70

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Solution

The fourth proportional to 148,905.70, 223,398.15 and 64,629.70 is: 96,961.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,905.70 : 223,398.15 = 64,629.70 : x
  2. Step 2: Convert to fraction form
    148,905.70/223,398.15 = 64,629.70/x
  3. Step 3: Cross multiply
    148,905.70x = 223,398.15 × 64,629.70
  4. Step 4: Simplify right side
    148,905.70x = 14,438,155,415.06
  5. Step 5: Solve for x
    x = 14,438,155,415.06/148,905.70
  6. Step 6: Final answer
    x = 96,961.74

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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.