Home / 148,905.72-223,400.27-60,221.50

Finding the Fourth Proportional to 148,905.72, 223,400.27 and 60,221.50

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Solution

The fourth proportional to 148,905.72, 223,400.27 and 60,221.50 is: 90,349.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,905.72 : 223,400.27 = 60,221.50 : x
  2. Step 2: Convert to fraction form
    148,905.72/223,400.27 = 60,221.50/x
  3. Step 3: Cross multiply
    148,905.72x = 223,400.27 × 60,221.50
  4. Step 4: Simplify right side
    148,905.72x = 13,453,499,359.81
  5. Step 5: Solve for x
    x = 13,453,499,359.81/148,905.72
  6. Step 6: Final answer
    x = 90,349.11

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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.