Home / 118,537.96-163,582.28-64,822.96

Finding the Fourth Proportional to 118,537.96, 163,582.28 and 64,822.96

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Solution

The fourth proportional to 118,537.96, 163,582.28 and 64,822.96 is: 89,455.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,537.96 : 163,582.28 = 64,822.96 : x
  2. Step 2: Convert to fraction form
    118,537.96/163,582.28 = 64,822.96/x
  3. Step 3: Cross multiply
    118,537.96x = 163,582.28 × 64,822.96
  4. Step 4: Simplify right side
    118,537.96x = 10,603,887,621.15
  5. Step 5: Solve for x
    x = 10,603,887,621.15/118,537.96
  6. Step 6: Final answer
    x = 89,455.63

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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.