Home / 69,303.33-104,130.18-66,500.82

Finding the Fourth Proportional to 69,303.33, 104,130.18 and 66,500.82

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Solution

The fourth proportional to 69,303.33, 104,130.18 and 66,500.82 is: 99,919.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,303.33 : 104,130.18 = 66,500.82 : x
  2. Step 2: Convert to fraction form
    69,303.33/104,130.18 = 66,500.82/x
  3. Step 3: Cross multiply
    69,303.33x = 104,130.18 × 66,500.82
  4. Step 4: Simplify right side
    69,303.33x = 6,924,742,356.75
  5. Step 5: Solve for x
    x = 6,924,742,356.75/69,303.33
  6. Step 6: Final answer
    x = 99,919.33

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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.