Home / 69,201.48-95,499.95-42,343.50

Finding the Fourth Proportional to 69,201.48, 95,499.95 and 42,343.50

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Solution

The fourth proportional to 69,201.48, 95,499.95 and 42,343.50 is: 58,435.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,201.48 : 95,499.95 = 42,343.50 : x
  2. Step 2: Convert to fraction form
    69,201.48/95,499.95 = 42,343.50/x
  3. Step 3: Cross multiply
    69,201.48x = 95,499.95 × 42,343.50
  4. Step 4: Simplify right side
    69,201.48x = 4,043,801,921.11
  5. Step 5: Solve for x
    x = 4,043,801,921.11/69,201.48
  6. Step 6: Final answer
    x = 58,435.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.