Home / 118,566.03-163,619.01-64,849.86

Finding the Fourth Proportional to 118,566.03, 163,619.01 and 64,849.86

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Solution

The fourth proportional to 118,566.03, 163,619.01 and 64,849.86 is: 89,491.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,566.03 : 163,619.01 = 64,849.86 : x
  2. Step 2: Convert to fraction form
    118,566.03/163,619.01 = 64,849.86/x
  3. Step 3: Cross multiply
    118,566.03x = 163,619.01 × 64,849.86
  4. Step 4: Simplify right side
    118,566.03x = 10,610,669,891.84
  5. Step 5: Solve for x
    x = 10,610,669,891.84/118,566.03
  6. Step 6: Final answer
    x = 89,491.65

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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.