Home / 104,964.81-157,337.87-45,784.59

Finding the Fourth Proportional to 104,964.81, 157,337.87 and 45,784.59

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Solution

The fourth proportional to 104,964.81, 157,337.87 and 45,784.59 is: 68,629.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,964.81 : 157,337.87 = 45,784.59 : x
  2. Step 2: Convert to fraction form
    104,964.81/157,337.87 = 45,784.59/x
  3. Step 3: Cross multiply
    104,964.81x = 157,337.87 × 45,784.59
  4. Step 4: Simplify right side
    104,964.81x = 7,203,649,640.50
  5. Step 5: Solve for x
    x = 7,203,649,640.50/104,964.81
  6. Step 6: Final answer
    x = 68,629.19

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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.