Home / 130,606.63-180,247.89-73,244.86

Finding the Fourth Proportional to 130,606.63, 180,247.89 and 73,244.86

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Solution

The fourth proportional to 130,606.63, 180,247.89 and 73,244.86 is: 101,083.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,606.63 : 180,247.89 = 73,244.86 : x
  2. Step 2: Convert to fraction form
    130,606.63/180,247.89 = 73,244.86/x
  3. Step 3: Cross multiply
    130,606.63x = 180,247.89 × 73,244.86
  4. Step 4: Simplify right side
    130,606.63x = 13,202,231,468.35
  5. Step 5: Solve for x
    x = 13,202,231,468.35/130,606.63
  6. Step 6: Final answer
    x = 101,083.93

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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.